Updated to version 3.2.20 for release

(cherry picked from commit 23e08f7807)

.github/workflows/create-test-plan.py

@@ -174,6 +174,7 @@ class JobDetails:
     brew_packages: list[str] = dataclasses.field(default_factory=list)
     cmake_toolchain_file: str = ""
     cmake_arguments: list[str] = dataclasses.field(default_factory=list)
+    cmake_generator: str = "Ninja"
     cmake_build_arguments: list[str] = dataclasses.field(default_factory=list)
     clang_tidy: bool = True
     cppflags: list[str] = dataclasses.field(default_factory=list)
@@ -222,6 +223,7 @@ class JobDetails:
     check_sources: bool = False
     setup_python: bool = False
     pypi_packages: list[str] = dataclasses.field(default_factory=list)
+    binutils_strings: str = "strings"
 
     def to_workflow(self, enable_artifacts: bool) -> dict[str, str|bool]:
         data = {
@@ -255,6 +257,7 @@ class JobDetails:
             "cflags": my_shlex_join(self.cppflags + self.cflags),
             "cxxflags": my_shlex_join(self.cppflags + self.cxxflags),
             "ldflags": my_shlex_join(self.ldflags),
+            "cmake-generator": self.cmake_generator,
             "cmake-toolchain-file": self.cmake_toolchain_file,
             "clang-tidy": self.clang_tidy,
             "cmake-arguments": my_shlex_join(self.cmake_arguments),
@@ -289,6 +292,7 @@ class JobDetails:
             "check-sources": self.check_sources,
             "setup-python": self.setup_python,
             "pypi-packages": my_shlex_join(self.pypi_packages),
+            "binutils-strings": self.binutils_strings,
         }
         return {k: v for k, v in data.items() if v != ""}
 
@@ -675,13 +679,16 @@ def spec_to_job(spec: JobSpec, key: str, trackmem_symbol_names: bool) -> JobDeta
             job.shared_lib = SharedLibType.SO_0
             job.static_lib = StaticLibType.A
         case SdlPlatform.N3ds:
-            job.ccache = True
+            job.cmake_generator = "Unix Makefiles"
+            job.cmake_build_arguments.append("-j$(nproc)")
+            job.ccache = False
             job.shared = False
-            job.apt_packages = ["ccache", "ninja-build", "binutils"]
+            job.apt_packages = []
             job.clang_tidy = False
             job.run_tests = False
             job.cc_from_cmake = True
             job.cmake_toolchain_file = "${DEVKITPRO}/cmake/3DS.cmake"
+            job.binutils_strings = "/opt/devkitpro/devkitARM/bin/arm-none-eabi-strings"
             job.static_lib = StaticLibType.A
         case SdlPlatform.Msys2:
             job.ccache = True

.github/workflows/generic.yml

@@ -201,7 +201,7 @@ jobs:
         #shell: ${{ matrix.platform.shell }}
         run: |
           ${{ matrix.platform.source-cmd }}
-          ${{ matrix.platform.cmake-config-emulator }} cmake -S . -B build -GNinja \
+          ${{ matrix.platform.cmake-config-emulator }} cmake -S . -B build -G "${{ matrix.platform.cmake-generator }}" \
             -Wdeprecated -Wdev -Werror \
             ${{ matrix.platform.cmake-toolchain-file != '' && format('-DCMAKE_TOOLCHAIN_FILE={0}', matrix.platform.cmake-toolchain-file) || '' }} \
             -DSDL_WERROR=${{ matrix.platform.werror }} \
@@ -232,9 +232,9 @@ jobs:
         run: |
           echo "This should show us the SDL_REVISION"
           echo "Shared library:"
-          ${{ (matrix.platform.shared-lib && format('strings build/{0} | grep "Github Workflow"', matrix.platform.shared-lib)) || 'echo "<Shared library not supported by platform>"' }}
+          ${{ (matrix.platform.shared-lib && format('{0} build/{1} | grep "Github Workflow"', matrix.platform.binutils-strings, matrix.platform.shared-lib)) || 'echo "<Shared library not supported by platform>"' }}
           echo "Static library:"
-          ${{ (matrix.platform.static-lib && format('strings build/{0} | grep "Github Workflow"', matrix.platform.static-lib)) || 'echo "<Static library not supported by platform>"' }}
+          ${{ (matrix.platform.static-lib && format('{0} build/{1} | grep "Github Workflow"', matrix.platform.binutils-strings, matrix.platform.static-lib)) || 'echo "<Static library not supported by platform>"' }}
       - name: 'Run build-time tests (CMake)'
         id: tests
         if: ${{ !matrix.platform.no-cmake && matrix.platform.run-tests }}

Android.mk

@@ -107,6 +107,10 @@ LOCAL_LDLIBS := -ldl -lGLESv1_CM -lGLESv2 -lOpenSLES -llog -landroid
 
 LOCAL_LDFLAGS := -Wl,--no-undefined -Wl,--no-undefined-version -Wl,--version-script=$(LOCAL_PATH)/src/dynapi/SDL_dynapi.sym
 
+# https://developer.android.com/guide/practices/page-sizes
+LOCAL_LDFLAGS += "-Wl,-z,max-page-size=16384"
+LOCAL_LDFLAGS += "-Wl,-z,common-page-size=16384"
+
 ifeq ($(NDK_DEBUG),1)
     cmd-strip :=
 endif

CMakeLists.txt

@@ -5,7 +5,7 @@ if(NOT DEFINED CMAKE_BUILD_TYPE)
 endif()
 
 # See docs/release_checklist.md
-project(SDL3 LANGUAGES C VERSION "3.2.18")
+project(SDL3 LANGUAGES C VERSION "3.2.20")
 
 if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
   set(SDL3_MAINPROJECT ON)
@@ -1487,6 +1487,11 @@ if(ANDROID)
     endif()
   endif()
 
+if(TARGET SDL3-shared)
+  target_link_options(SDL3-shared PRIVATE "-Wl,-z,max-page-size=16384")
+  target_link_options(SDL3-shared PRIVATE "-Wl,-z,common-page-size=16384")
+endif()
+
 elseif(EMSCRIPTEN)
   # Hide noisy warnings that intend to aid mostly during initial stages of porting a new
   # project. Uncomment at will for verbose cross-compiling -I/../ path info.

Xcode/SDL/Info-Framework.plist

@@ -19,10 +19,10 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>3.2.18</string>
+	<string>3.2.20</string>
 	<key>CFBundleSignature</key>
 	<string>SDLX</string>
 	<key>CFBundleVersion</key>
-	<string>3.2.18</string>
+	<string>3.2.20</string>
 </dict>
 </plist>

Xcode/SDL/SDL.xcodeproj/project.pbxproj

@@ -3086,7 +3086,7 @@
 				CLANG_ENABLE_OBJC_ARC = YES;
 				DEPLOYMENT_POSTPROCESSING = YES;
 				DYLIB_COMPATIBILITY_VERSION = 201.0.0;
-				DYLIB_CURRENT_VERSION = 201.18.0;
+				DYLIB_CURRENT_VERSION = 201.20.0;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_ALTIVEC_EXTENSIONS = YES;
@@ -3121,7 +3121,7 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13;
-				MARKETING_VERSION = 3.2.18;
+				MARKETING_VERSION = 3.2.20;
 				OTHER_LDFLAGS = "$(CONFIG_FRAMEWORK_LDFLAGS)";
 				PRODUCT_BUNDLE_IDENTIFIER = org.libsdl.SDL3;
 				PRODUCT_NAME = SDL3;
@@ -3150,7 +3150,7 @@
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
 				DYLIB_COMPATIBILITY_VERSION = 201.0.0;
-				DYLIB_CURRENT_VERSION = 201.18.0;
+				DYLIB_CURRENT_VERSION = 201.20.0;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
@@ -3182,7 +3182,7 @@
 					"@loader_path/Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.13;
-				MARKETING_VERSION = 3.2.18;
+				MARKETING_VERSION = 3.2.20;
 				ONLY_ACTIVE_ARCH = YES;
 				OTHER_LDFLAGS = "$(CONFIG_FRAMEWORK_LDFLAGS)";
 				PRODUCT_BUNDLE_IDENTIFIER = org.libsdl.SDL3;

Xcode/SDL/pkg-support/SDL.info

@@ -1,4 +1,4 @@
-Title SDL 3.2.18
+Title SDL 3.2.20
 Version 1
 Description SDL Library for macOS (http://www.libsdl.org)
 DefaultLocation /Library/Frameworks

android-project/app/build.gradle

@@ -19,7 +19,7 @@ android {
                 abiFilters 'arm64-v8a'
             }
             cmake {
-                arguments "-DANDROID_PLATFORM=android-21", "-DANDROID_STL=c++_static"
+                arguments "-DANDROID_PLATFORM=android-21", "-DANDROID_STL=c++_static", "-DAPP_SUPPORT_FLEXIBLE_PAGE_SIZES=true"
                 // abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'
                 abiFilters 'arm64-v8a'
             }

android-project/app/jni/Application.mk

@@ -7,4 +7,7 @@
 APP_ABI := armeabi-v7a arm64-v8a x86 x86_64
 
 # Min runtime API level
-APP_PLATFORM=android-16
+APP_PLATFORM=android-21
+
+# https://developer.android.com/guide/practices/page-sizes#update-packaging
+APP_SUPPORT_FLEXIBLE_PAGE_SIZES := true

android-project/app/jni/src/CMakeLists.txt

@@ -26,4 +26,9 @@ endif()
 add_library(main SHARED
     YourSourceHere.c
 )
+
+#https://developer.android.com/guide/practices/page-sizes#update-packaging
+target_link_options(main PRIVATE "-Wl,-z,max-page-size=16384")
+target_link_options(main PRIVATE "-Wl,-z,common-page-size=16384")
+
 target_link_libraries(main PRIVATE SDL3::SDL3)

android-project/app/src/main/java/org/libsdl/app/SDLActivity.java

@@ -61,7 +61,7 @@ public class SDLActivity extends Activity implements View.OnSystemUiVisibilityCh
     private static final String TAG = "SDL";
     private static final int SDL_MAJOR_VERSION = 3;
     private static final int SDL_MINOR_VERSION = 2;
-    private static final int SDL_MICRO_VERSION = 18;
+    private static final int SDL_MICRO_VERSION = 20;
 /*
     // Display InputType.SOURCE/CLASS of events and devices
     //

build-scripts/androidbuildlibs.sh

@@ -30,6 +30,7 @@ abi="arm64-v8a" # "armeabi-v7a arm64-v8a x86 x86_64"
 obj=
 lib=
 ndk_args=
+flexpage=true
 
 # Allow an external caller to specify locations and platform.
 while [ $# -gt 0 ]; do
@@ -42,6 +43,8 @@ while [ $# -gt 0 ]; do
         platform=${arg#APP_PLATFORM=}
     elif [ "${arg:0:8}" == "APP_ABI=" ]; then
         abi=${arg#APP_ABI=}
+    elif [ "${arg:0:32}" == "APP_SUPPORT_FLEXIBLE_PAGE_SIZES=" ]; then
+        flexpage=${arg#APP_SUPPORT_FLEXIBLE_PAGE_SIZES=}
     else
         ndk_args="$ndk_args $arg"
     fi
@@ -67,6 +70,9 @@ done
 # APP_* variables set in the environment here will not be seen by the
 # ndk-build makefile segments that use them, e.g., default-application.mk.
 # For consistency, pass all values on the command line.
+#
+# Add support for Google Play 16 KB Page size requirement:
+# https://developer.android.com/guide/practices/page-sizes#ndk-build
 ndk-build \
     NDK_PROJECT_PATH=null \
     NDK_OUT=$obj \
@@ -75,4 +81,5 @@ ndk-build \
     APP_ABI="$abi" \
     APP_PLATFORM="$platform" \
     APP_MODULES="SDL3" \
+    APP_SUPPORT_FLEXIBLE_PAGE_SIZES="$flexpage" \
     $ndk_args

include/SDL3/SDL.h

@@ -20,7 +20,7 @@
 */
 
 /**
- * Main include header for the SDL library, version 3.2.18
+ * Main include header for the SDL library, version 3.2.20
  *
  * It is almost always best to include just this one header instead of
  * picking out individual headers included here. There are exceptions to

include/SDL3/SDL_assert.h

@@ -362,7 +362,7 @@ extern SDL_DECLSPEC SDL_AssertState SDLCALL SDL_ReportAssertion(SDL_AssertData *
 #define SDL_enabled_assert(condition) \
     do { \
         while ( !(condition) ) { \
-            static struct SDL_AssertData sdl_assert_data = { 0, 0, #condition, 0, 0, 0, 0 }; \
+            static struct SDL_AssertData sdl_assert_data = { false, 0, #condition, NULL, 0, NULL, NULL }; \
             const SDL_AssertState sdl_assert_state = SDL_ReportAssertion(&sdl_assert_data, SDL_FUNCTION, SDL_FILE, SDL_LINE); \
             if (sdl_assert_state == SDL_ASSERTION_RETRY) { \
                 continue; /* go again. */ \

include/SDL3/SDL_audio.h

@@ -942,7 +942,10 @@ extern SDL_DECLSPEC void SDLCALL SDL_CloseAudioDevice(SDL_AudioDeviceID devid);
  * Binding a stream to a device will set its output format for playback
  * devices, and its input format for recording devices, so they match the
  * device's settings. The caller is welcome to change the other end of the
- * stream's format at any time with SDL_SetAudioStreamFormat().
+ * stream's format at any time with SDL_SetAudioStreamFormat(). If the other
+ * end of the stream's format has never been set (the audio stream was created
+ * with a NULL audio spec), this function will set it to match the device
+ * end's format.
  *
  * \param devid an audio device to bind a stream to.
  * \param streams an array of audio streams to bind.

include/SDL3/SDL_clipboard.h

@@ -106,7 +106,7 @@ extern SDL_DECLSPEC bool SDLCALL SDL_SetClipboardText(const char *text);
 /**
  * Get UTF-8 text from the clipboard.
  *
- * This functions returns an empty string if there was not enough memory left
+ * This function returns an empty string if there is not enough memory left
  * for a copy of the clipboard's content.
  *
  * \returns the clipboard text on success or an empty string on failure; call
@@ -155,7 +155,7 @@ extern SDL_DECLSPEC bool SDLCALL SDL_SetPrimarySelectionText(const char *text);
 /**
  * Get UTF-8 text from the primary selection.
  *
- * This functions returns an empty string if there was not enough memory left
+ * This function returns an empty string if there is not enough memory left
  * for a copy of the primary selection's content.
  *
  * \returns the primary selection text on success or an empty string on
@@ -194,15 +194,15 @@ extern SDL_DECLSPEC bool SDLCALL SDL_HasPrimarySelectionText(void);
  * clipboard is cleared or new data is set. The clipboard is automatically
  * cleared in SDL_Quit().
  *
- * \param userdata a pointer to provided user data.
+ * \param userdata a pointer to the provided user data.
  * \param mime_type the requested mime-type.
  * \param size a pointer filled in with the length of the returned data.
  * \returns a pointer to the data for the provided mime-type. Returning NULL
- *          or setting length to 0 will cause no data to be sent to the
+ *          or setting the length to 0 will cause no data to be sent to the
  *          "receiver". It is up to the receiver to handle this. Essentially
  *          returning no data is more or less undefined behavior and may cause
  *          breakage in receiving applications. The returned data will not be
- *          freed so it needs to be retained and dealt with internally.
+ *          freed, so it needs to be retained and dealt with internally.
  *
  * \since This function is available since SDL 3.2.0.
  *
@@ -211,10 +211,10 @@ extern SDL_DECLSPEC bool SDLCALL SDL_HasPrimarySelectionText(void);
 typedef const void *(SDLCALL *SDL_ClipboardDataCallback)(void *userdata, const char *mime_type, size_t *size);
 
 /**
- * Callback function that will be called when the clipboard is cleared, or new
+ * Callback function that will be called when the clipboard is cleared, or when new
  * data is set.
  *
- * \param userdata a pointer to provided user data.
+ * \param userdata a pointer to the provided user data.
  *
  * \since This function is available since SDL 3.2.0.
  *
@@ -231,7 +231,7 @@ typedef void (SDLCALL *SDL_ClipboardCleanupCallback)(void *userdata);
  * respond with the data for the requested mime-type.
  *
  * The size of text data does not include any terminator, and the text does
- * not need to be null terminated (e.g. you can directly copy a portion of a
+ * not need to be null-terminated (e.g., you can directly copy a portion of a
  * document).
  *
  * \param callback a function pointer to the function that provides the
@@ -239,7 +239,7 @@ typedef void (SDLCALL *SDL_ClipboardCleanupCallback)(void *userdata);
  * \param cleanup a function pointer to the function that cleans up the
  *                clipboard data.
  * \param userdata an opaque pointer that will be forwarded to the callbacks.
- * \param mime_types a list of mime-types that are being offered.
+ * \param mime_types a list of mime-types that are being offered. SDL copies the given list.
  * \param num_mime_types the number of mime-types in the mime_types list.
  * \returns true on success or false on failure; call SDL_GetError() for more
  *          information.
@@ -269,10 +269,10 @@ extern SDL_DECLSPEC bool SDLCALL SDL_SetClipboardData(SDL_ClipboardDataCallback
 extern SDL_DECLSPEC bool SDLCALL SDL_ClearClipboardData(void);
 
 /**
- * Get the data from clipboard for a given mime type.
+ * Get the data from the clipboard for a given mime type.
  *
  * The size of text data does not include the terminator, but the text is
- * guaranteed to be null terminated.
+ * guaranteed to be null-terminated.
  *
  * \param mime_type the mime type to read from the clipboard.
  * \param size a pointer filled in with the length of the returned data.
@@ -292,8 +292,8 @@ extern SDL_DECLSPEC void * SDLCALL SDL_GetClipboardData(const char *mime_type, s
 /**
  * Query whether there is data in the clipboard for the provided mime type.
  *
- * \param mime_type the mime type to check for data for.
- * \returns true if there exists data in clipboard for the provided mime type,
+ * \param mime_type the mime type to check for data.
+ * \returns true if data exists in the clipboard for the provided mime type,
  *          false if it does not.
  *
  * \threadsafety This function should only be called on the main thread.
@@ -310,7 +310,7 @@ extern SDL_DECLSPEC bool SDLCALL SDL_HasClipboardData(const char *mime_type);
  *
  * \param num_mime_types a pointer filled with the number of mime types, may
  *                       be NULL.
- * \returns a null terminated array of strings with mime types, or NULL on
+ * \returns a null-terminated array of strings with mime types, or NULL on
  *          failure; call SDL_GetError() for more information. This should be
  *          freed with SDL_free() when it is no longer needed.
  *

include/SDL3/SDL_gpu.h

@@ -1549,7 +1549,7 @@ typedef struct SDL_GPUSamplerCreateInfo
 typedef struct SDL_GPUVertexBufferDescription
 {
     Uint32 slot;                        /**< The binding slot of the vertex buffer. */
-    Uint32 pitch;                       /**< The byte pitch between consecutive elements of the vertex buffer. */
+    Uint32 pitch;                       /**< The size of a single element + the offset between elements. */
     SDL_GPUVertexInputRate input_rate;  /**< Whether attribute addressing is a function of the vertex index or instance index. */
     Uint32 instance_step_rate;          /**< Reserved for future use. Must be set to 0. */
 } SDL_GPUVertexBufferDescription;

include/SDL3/SDL_scancode.h

@@ -208,7 +208,7 @@ typedef enum SDL_Scancode
 
     SDL_SCANCODE_NONUSBACKSLASH = 100, /**< This is the additional key that ISO
                                         *   keyboards have over ANSI ones,
-                                        *   located between left shift and Y.
+                                        *   located between left shift and Z.
                                         *   Produces GRAVE ACCENT and TILDE in a
                                         *   US or UK Mac layout, REVERSE SOLIDUS
                                         *   (backslash) and VERTICAL LINE in a

include/SDL3/SDL_version.h

@@ -62,7 +62,7 @@ extern "C" {
  *
  * \since This macro is available since SDL 3.2.0.
  */
-#define SDL_MICRO_VERSION   18
+#define SDL_MICRO_VERSION   20
 
 /**
  * This macro turns the version numbers into a numeric value.

include/build_config/SDL_build_config_windows.h

@@ -111,6 +111,9 @@ typedef unsigned int uintptr_t;
 # define SDL_DISABLE_AVX 1
 #endif
 
+#define HAVE_STDARG_H 1
+#define HAVE_STDDEF_H 1
+
 /* This can be disabled to avoid C runtime dependencies and manifest requirements */
 #ifndef HAVE_LIBC
 #define HAVE_LIBC 1
@@ -122,8 +125,6 @@ typedef unsigned int uintptr_t;
 #define HAVE_LIMITS_H 1
 #define HAVE_MATH_H 1
 #define HAVE_SIGNAL_H 1
-#define HAVE_STDARG_H 1
-#define HAVE_STDDEF_H 1
 #define HAVE_STDIO_H 1
 #define HAVE_STDLIB_H 1
 #define HAVE_STRING_H 1
@@ -153,7 +154,6 @@ typedef unsigned int uintptr_t;
 #define HAVE_STRCMP 1
 #define HAVE_STRNCMP 1
 #define HAVE_STRPBRK 1
-#define HAVE_VSSCANF 1
 #define HAVE_VSNPRINTF 1
 #define HAVE_ACOS 1
 #define HAVE_ASIN 1
@@ -211,10 +211,7 @@ typedef unsigned int uintptr_t;
 #if _MSC_VER >= 1400
 #define HAVE__FSEEKI64 1
 #endif
-#endif    /* _MSC_VER */
-#else
-#define HAVE_STDARG_H 1
-#define HAVE_STDDEF_H 1
+#endif /* _MSC_VER */
 #endif
 
 /* Enable various audio drivers */

src/audio/SDL_audio.c

@@ -1153,7 +1153,10 @@ bool SDL_PlaybackAudioThreadIterate(SDL_AudioDevice *device)
             // We should have updated this elsewhere if the format changed!
             SDL_assert(SDL_AudioSpecsEqual(&stream->dst_spec, &device->spec, NULL, NULL));
 
+            SDL_assert(stream->src_spec.format != SDL_AUDIO_UNKNOWN);
+
             const int br = SDL_GetAtomicInt(&logdev->paused) ? 0 : SDL_GetAudioStreamDataAdjustGain(stream, device_buffer, buffer_size, logdev->gain);
+
             if (br < 0) {  // Probably OOM. Kill the audio device; the whole thing is likely dying soon anyhow.
                 failed = true;
                 SDL_memset(device_buffer, device->silence_value, buffer_size);  // just supply silence to the device before we die.
@@ -1195,6 +1198,8 @@ bool SDL_PlaybackAudioThreadIterate(SDL_AudioDevice *device)
                     // We should have updated this elsewhere if the format changed!
                     SDL_assert(SDL_AudioSpecsEqual(&stream->dst_spec, &outspec, NULL, NULL));
 
+                    SDL_assert(stream->src_spec.format != SDL_AUDIO_UNKNOWN);
+
                     /* this will hold a lock on `stream` while getting. We don't explicitly lock the streams
                        for iterating here because the binding linked list can only change while the device lock is held.
                        (we _do_ lock the stream during binding/unbinding to make sure that two threads can't try to bind
@@ -1330,6 +1335,7 @@ bool SDL_RecordingAudioThreadIterate(SDL_AudioDevice *device)
                     SDL_assert(stream->src_spec.format == ((logdev->postmix || (logdev->gain != 1.0f)) ? SDL_AUDIO_F32 : device->spec.format));
                     SDL_assert(stream->src_spec.channels == device->spec.channels);
                     SDL_assert(stream->src_spec.freq == device->spec.freq);
+                    SDL_assert(stream->dst_spec.format != SDL_AUDIO_UNKNOWN);
 
                     void *final_buf = output_buffer;
 
@@ -1975,10 +1981,6 @@ bool SDL_BindAudioStreams(SDL_AudioDeviceID devid, SDL_AudioStream * const *stre
     } else if (logdev->simplified) {
         result = SDL_SetError("Cannot change stream bindings on device opened with SDL_OpenAudioDeviceStream");
     } else {
-
-        // !!! FIXME: We'll set the device's side's format below, but maybe we should refuse to bind a stream if the app's side doesn't have a format set yet.
-        // !!! FIXME: Actually, why do we allow there to be an invalid format, again?
-
         // make sure start of list is sane.
         SDL_assert(!logdev->bound_streams || (logdev->bound_streams->prev_binding == NULL));
 
@@ -2013,9 +2015,17 @@ bool SDL_BindAudioStreams(SDL_AudioDeviceID devid, SDL_AudioStream * const *stre
 
     if (result) {
         // Now that everything is verified, chain everything together.
+        const bool recording = device->recording;
         for (int i = 0; i < num_streams; i++) {
             SDL_AudioStream *stream = streams[i];
             if (stream) {  // shouldn't be NULL, but just in case...
+                // if the stream never had its non-device-end format set, just set it to the device end's format.
+                if (recording && (stream->dst_spec.format == SDL_AUDIO_UNKNOWN)) {
+                    SDL_copyp(&stream->dst_spec, &device->spec);
+                } else if (!recording && (stream->src_spec.format == SDL_AUDIO_UNKNOWN)) {
+                    SDL_copyp(&stream->src_spec, &device->spec);
+                }
+
                 stream->bound_device = logdev;
                 stream->prev_binding = NULL;
                 stream->next_binding = logdev->bound_streams;

src/audio/SDL_audiotypecvt.c

@@ -537,8 +537,10 @@ static void SDL_TARGETING("ssse3") SDL_Convert_Swap32_SSSE3(Uint32* dst, const U
 // behavior. However, the compiler support for this pragma is bad.
 #if defined(__clang__)
 #if __clang_major__ >= 12
+#if defined(__aarch64__)
 #pragma STDC FENV_ACCESS ON
 #endif
+#endif
 #elif defined(_MSC_VER)
 #pragma fenv_access (on)
 #elif defined(__GNUC__)
@@ -814,8 +816,10 @@ static void SDL_Convert_Swap32_NEON(Uint32* dst, const Uint32* src, int num_samp
 
 #if defined(__clang__)
 #if __clang_major__ >= 12
+#if defined(__aarch64__)
 #pragma STDC FENV_ACCESS DEFAULT
 #endif
+#endif
 #elif defined(_MSC_VER)
 #pragma fenv_access (off)
 #elif defined(__GNUC__)

src/audio/SDL_wave.c

@@ -2114,8 +2114,8 @@ bool SDL_LoadWAV_IO(SDL_IOStream *src, bool closeio, SDL_AudioSpec *spec, Uint8
     result = WaveLoad(src, &file, spec, audio_buf, audio_len);
     if (!result) {
         SDL_free(*audio_buf);
-        audio_buf = NULL;
-        audio_len = 0;
+        *audio_buf = NULL;
+        *audio_len = 0;
     }
 
     // Cleanup

src/audio/psp/SDL_pspaudio.c

@@ -114,7 +114,7 @@ static bool PSPAUDIO_PlayDevice(SDL_AudioDevice *device, const Uint8 *buffer, in
     } else {
         rc = sceAudioOutputPannedBlocking(device->hidden->channel, PSP_AUDIO_VOLUME_MAX, PSP_AUDIO_VOLUME_MAX, (void *) buffer);
     }
-    return (rc == 0);
+    return (rc >= 0);
 }
 
 static bool PSPAUDIO_WaitDevice(SDL_AudioDevice *device)

src/camera/android/SDL_camera_android.c

@@ -814,7 +814,7 @@ static void ANDROIDCAMERA_Deinitialize(void)
 static bool ANDROIDCAMERA_Init(SDL_CameraDriverImpl *impl)
 {
     // !!! FIXME: slide this off into a subroutine
-    // system libraries are in android-24 and later; we currently target android-16 and later, so check if they exist at runtime.
+    // system libraries are in android-24 and later; we currently target android-21 and later, so check if they exist at runtime.
     void *libcamera2 = dlopen("libcamera2ndk.so", RTLD_NOW | RTLD_LOCAL);
     if (!libcamera2) {
         SDL_Log("CAMERA: libcamera2ndk.so can't be loaded: %s", dlerror());

src/core/windows/version.rc

@@ -9,8 +9,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 3,2,18,0
- PRODUCTVERSION 3,2,18,0
+ FILEVERSION 3,2,20,0
+ PRODUCTVERSION 3,2,20,0
  FILEFLAGSMASK 0x3fL
  FILEFLAGS 0x0L
  FILEOS 0x40004L
@@ -23,12 +23,12 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "\0"
             VALUE "FileDescription", "SDL\0"
-            VALUE "FileVersion", "3, 2, 18, 0\0"
+            VALUE "FileVersion", "3, 2, 20, 0\0"
             VALUE "InternalName", "SDL\0"
             VALUE "LegalCopyright", "Copyright (C) 2025 Sam Lantinga\0"
             VALUE "OriginalFilename", "SDL3.dll\0"
             VALUE "ProductName", "Simple DirectMedia Layer\0"
-            VALUE "ProductVersion", "3, 2, 18, 0\0"
+            VALUE "ProductVersion", "3, 2, 20, 0\0"
         END
     END
     BLOCK "VarFileInfo"

src/gpu/SDL_gpu.c

@@ -2248,14 +2248,14 @@ void SDL_DrawGPUIndexedPrimitivesIndirect(
 void SDL_EndGPURenderPass(
     SDL_GPURenderPass *render_pass)
 {
-    CommandBufferCommonHeader *commandBufferCommonHeader;
-    commandBufferCommonHeader = (CommandBufferCommonHeader *)RENDERPASS_COMMAND_BUFFER;
-
     if (render_pass == NULL) {
         SDL_InvalidParamError("render_pass");
         return;
     }
 
+    CommandBufferCommonHeader *commandBufferCommonHeader;
+    commandBufferCommonHeader = (CommandBufferCommonHeader *)RENDERPASS_COMMAND_BUFFER;
+
     if (RENDERPASS_DEVICE->debug_mode) {
         CHECK_RENDERPASS
     }

src/gpu/d3d12/SDL_gpu_d3d12.c

@@ -1194,7 +1194,6 @@ struct D3D12UniformBuffer
     D3D12Buffer *buffer;
     Uint32 writeOffset;
     Uint32 drawOffset;
-    Uint32 currentBlockSize;
 };
 
 // Forward function declarations
@@ -1441,6 +1440,8 @@ static void D3D12_INTERNAL_ReleaseTextureContainer(
             container->textures[i]);
     }
 
+    SDL_DestroyProperties(container->header.info.props);
+
     // Containers are just client handles, so we can destroy immediately
     if (container->debugName) {
         SDL_free(container->debugName);
@@ -4496,7 +4497,6 @@ static D3D12UniformBuffer *D3D12_INTERNAL_AcquireUniformBufferFromPool(
 
     SDL_UnlockMutex(renderer->acquireUniformBufferLock);
 
-    uniformBuffer->currentBlockSize = 0;
     uniformBuffer->drawOffset = 0;
     uniformBuffer->writeOffset = 0;
 
@@ -4535,6 +4535,7 @@ static void D3D12_INTERNAL_PushUniformData(
     Uint32 length)
 {
     D3D12UniformBuffer *uniformBuffer;
+    Uint32 blockSize;
 
     if (shaderStage == SDL_GPU_SHADERSTAGE_VERTEX) {
         if (commandBuffer->vertexUniformBuffers[slotIndex] == NULL) {
@@ -4559,13 +4560,13 @@ static void D3D12_INTERNAL_PushUniformData(
         return;
     }
 
-    uniformBuffer->currentBlockSize =
+    blockSize =
         D3D12_INTERNAL_Align(
             length,
             256);
 
     // If there is no more room, acquire a new uniform buffer
-    if (uniformBuffer->writeOffset + uniformBuffer->currentBlockSize >= UNIFORM_BUFFER_SIZE) {
+    if (uniformBuffer->writeOffset + blockSize >= UNIFORM_BUFFER_SIZE) {
         ID3D12Resource_Unmap(
             uniformBuffer->buffer->handle,
             0,
@@ -4595,7 +4596,7 @@ static void D3D12_INTERNAL_PushUniformData(
         data,
         length);
 
-    uniformBuffer->writeOffset += uniformBuffer->currentBlockSize;
+    uniformBuffer->writeOffset += blockSize;
 
     if (shaderStage == SDL_GPU_SHADERSTAGE_VERTEX) {
         commandBuffer->needVertexUniformBufferBind[slotIndex] = true;

src/gpu/metal/SDL_gpu_metal.m

@@ -888,6 +888,7 @@ static void METAL_INTERNAL_DestroyTextureContainer(
         container->textures[i]->handle = nil;
         SDL_free(container->textures[i]);
     }
+    SDL_DestroyProperties(container->header.info.props);
     if (container->debugName != NULL) {
         SDL_free(container->debugName);
     }

src/gpu/vulkan/SDL_gpu_vulkan.c

@@ -1108,6 +1108,7 @@ typedef struct VulkanCommandBuffer
     VulkanFenceHandle *inFlightFence;
     bool autoReleaseFence;
 
+    bool swapchainRequested;
     bool isDefrag; // Whether this CB was created for defragging
 } VulkanCommandBuffer;
 
@@ -1277,13 +1278,20 @@ static inline const char *VkErrorMessages(VkResult code)
 #undef ERR_TO_STR
 }
 
-#define SET_ERROR_AND_RETURN(fmt, msg, ret)               \
+#define SET_ERROR(fmt, msg)                               \
     do {                                                  \
         if (renderer->debugMode) {                        \
             SDL_LogError(SDL_LOG_CATEGORY_GPU, fmt, msg); \
         }                                                 \
         SDL_SetError((fmt), (msg));                       \
-        return ret;                                       \
+    } while (0)
+
+#define SET_STRING_ERROR(msg) SET_ERROR("%s", msg)
+
+#define SET_ERROR_AND_RETURN(fmt, msg, ret) \
+    do {                                    \
+        SET_ERROR(fmt, msg);                \
+        return ret;                         \
     } while (0)
 
 #define SET_STRING_ERROR_AND_RETURN(msg, ret) SET_ERROR_AND_RETURN("%s", msg, ret)
@@ -6951,6 +6959,8 @@ static void VULKAN_ReleaseTexture(
         VULKAN_INTERNAL_ReleaseTexture(renderer, vulkanTextureContainer->textures[i]);
     }
 
+    SDL_DestroyProperties(vulkanTextureContainer->header.info.props);
+
     // Containers are just client handles, so we can destroy immediately
     if (vulkanTextureContainer->debugName != NULL) {
         SDL_free(vulkanTextureContainer->debugName);
@@ -8592,7 +8602,7 @@ static void VULKAN_INTERNAL_BindComputeDescriptorSets(
         dynamicOffsetCount,
         dynamicOffsets);
 
-    commandBuffer->needNewVertexUniformOffsets = false;
+    commandBuffer->needNewComputeUniformOffsets = false;
 }
 
 static void VULKAN_DispatchCompute(
@@ -9925,6 +9935,14 @@ static bool VULKAN_INTERNAL_AcquireSwapchainTexture(
         SET_STRING_ERROR_AND_RETURN("Cannot acquire a swapchain texture from an unclaimed window!", false);
     }
 
+    // The command buffer is flagged for cleanup when the swapchain is requested as a cleanup timing mechanism
+    vulkanCommandBuffer->swapchainRequested = true;
+
+    if (window->flags & SDL_WINDOW_HIDDEN) {
+        // Edge case, texture is filled in with NULL but not an error
+        return true;
+    }
+
     // If window data marked as needing swapchain recreate, try to recreate
     if (windowData->needsSwapchainRecreate) {
         Uint32 recreateSwapchainResult = VULKAN_INTERNAL_RecreateSwapchain(renderer, windowData);
@@ -9942,13 +9960,6 @@ static bool VULKAN_INTERNAL_AcquireSwapchainTexture(
         }
     }
 
-    if (swapchainTextureWidth) {
-        *swapchainTextureWidth = windowData->width;
-    }
-    if (swapchainTextureHeight) {
-        *swapchainTextureHeight = windowData->height;
-    }
-
     if (windowData->inFlightFences[windowData->frameCounter] != NULL) {
         if (block) {
             // If we are blocking, just wait for the fence!
@@ -10000,6 +10011,14 @@ static bool VULKAN_INTERNAL_AcquireSwapchainTexture(
         }
     }
 
+    if (swapchainTextureWidth) {
+        *swapchainTextureWidth = windowData->width;
+    }
+
+    if (swapchainTextureHeight) {
+        *swapchainTextureHeight = windowData->height;
+    }
+
     swapchainTextureContainer = &windowData->textureContainers[swapchainImageIndex];
 
     // We need a special execution dependency with pWaitDstStageMask or image transition can start before acquire finishes
@@ -10377,6 +10396,7 @@ static void VULKAN_INTERNAL_CleanCommandBuffer(
     commandBuffer->presentDataCount = 0;
     commandBuffer->waitSemaphoreCount = 0;
     commandBuffer->signalSemaphoreCount = 0;
+    commandBuffer->swapchainRequested = false;
 
     // Reset defrag state
 
@@ -10533,7 +10553,7 @@ static bool VULKAN_Submit(
     VulkanTextureSubresource *swapchainTextureSubresource;
     VulkanMemorySubAllocator *allocator;
     bool performCleanups =
-        (renderer->claimedWindowCount > 0 && vulkanCommandBuffer->presentDataCount > 0) ||
+        (renderer->claimedWindowCount > 0 && vulkanCommandBuffer->swapchainRequested) ||
         renderer->claimedWindowCount == 0;
 
     SDL_LockMutex(renderer->submitLock);
@@ -11694,9 +11714,10 @@ static SDL_GPUDevice *VULKAN_CreateDevice(bool debugMode, bool preferLowPower, S
     renderer->allowedFramesInFlight = 2;
 
     if (!VULKAN_INTERNAL_PrepareVulkan(renderer)) {
+        SET_STRING_ERROR("Failed to initialize Vulkan!");
         SDL_free(renderer);
         SDL_Vulkan_UnloadLibrary();
-        SET_STRING_ERROR_AND_RETURN("Failed to initialize Vulkan!", NULL);
+        return NULL;
     }
 
     SDL_LogInfo(SDL_LOG_CATEGORY_GPU, "SDL_GPU Driver: Vulkan");
@@ -11722,9 +11743,10 @@ static SDL_GPUDevice *VULKAN_CreateDevice(bool debugMode, bool preferLowPower, S
 
     if (!VULKAN_INTERNAL_CreateLogicalDevice(
             renderer)) {
+        SET_STRING_ERROR("Failed to create logical device!");
         SDL_free(renderer);
         SDL_Vulkan_UnloadLibrary();
-        SET_STRING_ERROR_AND_RETURN("Failed to create logical device!", NULL);
+        return NULL;
     }
 
     // FIXME: just move this into this function

src/hidapi/linux/hid.c

@@ -134,7 +134,6 @@ static wchar_t *utf8_to_wchar_t(const char *utf8)
  * Use register_error_str(NULL) to free the error message completely. */
 static void register_error_str(wchar_t **error_str, const char *msg)
 {
-	free(*error_str);
 #ifdef HIDAPI_USING_SDL_RUNTIME
 	/* Thread-safe error handling */
 	if (msg) {
@@ -143,6 +142,7 @@ static void register_error_str(wchar_t **error_str, const char *msg)
 		SDL_ClearError();
 	}
 #else
+	free(*error_str);
 	*error_str = utf8_to_wchar_t(msg);
 #endif
 }

src/joystick/SDL_gamepad.c

@@ -311,7 +311,7 @@ void SDL_PrivateGamepadAdded(SDL_JoystickID instance_id)
 {
     SDL_Event event;
 
-    if (!SDL_gamepads_initialized) {
+    if (!SDL_gamepads_initialized || SDL_IsJoystickBeingAdded()) {
         return;
     }
 

src/joystick/SDL_joystick.c

@@ -2143,6 +2143,7 @@ void SDL_PrivateJoystickAdded(SDL_JoystickID instance_id)
     SDL_JoystickDriver *driver;
     int device_index;
     int player_index = -1;
+    bool is_gamepad;
 
     SDL_AssertJoysticksLocked();
 
@@ -2177,9 +2178,12 @@ void SDL_PrivateJoystickAdded(SDL_JoystickID instance_id)
         }
     }
 
+    // This might create an automatic gamepad mapping, so wait to send the event
+    is_gamepad = SDL_IsGamepad(instance_id);
+
     SDL_joystick_being_added = false;
 
-    if (SDL_IsGamepad(instance_id)) {
+    if (is_gamepad) {
         SDL_PrivateGamepadAdded(instance_id);
     }
 }

src/joystick/controller_list.h

@@ -21,7 +21,6 @@
 
 static const ControllerDescription_t arrControllers[] = {
 	{ MAKE_CONTROLLER_ID( 0x0079, 0x181a ), k_eControllerType_PS3Controller, NULL },	// Venom Arcade Stick
-	{ MAKE_CONTROLLER_ID( 0x0079, 0x1844 ), k_eControllerType_PS3Controller, NULL },	// From SDL
 	{ MAKE_CONTROLLER_ID( 0x044f, 0xb315 ), k_eControllerType_PS3Controller, NULL },	// Firestorm Dual Analog 3
 	{ MAKE_CONTROLLER_ID( 0x044f, 0xd007 ), k_eControllerType_PS3Controller, NULL },	// Thrustmaster wireless 3-1
 	{ MAKE_CONTROLLER_ID( 0x046d, 0xcad1 ), k_eControllerType_PS3Controller, NULL },	// Logitech Chillstream

src/render/opengles2/SDL_render_gles2.c

@@ -1651,6 +1651,8 @@ static bool GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SD
         } else {
             renderdata->glGenTextures(1, &data->texture_v);
             if (!GL_CheckError("glGenTexures()", renderer)) {
+                SDL_free(data->pixel_data);
+                SDL_free(data);
                 return false;
             }
         }
@@ -1665,6 +1667,8 @@ static bool GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SD
         } else {
             renderdata->glGenTextures(1, &data->texture_u);
             if (!GL_CheckError("glGenTexures()", renderer)) {
+                SDL_free(data->pixel_data);
+                SDL_free(data);
                 return false;
             }
         }
@@ -1672,11 +1676,15 @@ static bool GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SD
         renderdata->glBindTexture(data->texture_type, data->texture_u);
         renderdata->glTexImage2D(data->texture_type, 0, format, (texture->w + 1) / 2, (texture->h + 1) / 2, 0, format, type, NULL);
         if (!GL_CheckError("glTexImage2D()", renderer)) {
+            SDL_free(data->pixel_data);
+            SDL_free(data);
             return false;
         }
         SDL_SetNumberProperty(SDL_GetTextureProperties(texture), SDL_PROP_TEXTURE_OPENGLES2_TEXTURE_U_NUMBER, data->texture_u);
 
         if (!SDL_GetYCbCRtoRGBConversionMatrix(texture->colorspace, texture->w, texture->h, 8)) {
+            SDL_free(data->pixel_data);
+            SDL_free(data);
             return SDL_SetError("Unsupported YUV colorspace");
         }
     } else if (data->nv12) {
@@ -1686,6 +1694,8 @@ static bool GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SD
         } else {
             renderdata->glGenTextures(1, &data->texture_u);
             if (!GL_CheckError("glGenTexures()", renderer)) {
+                SDL_free(data->pixel_data);
+                SDL_free(data);
                 return false;
             }
         }
@@ -1693,11 +1703,15 @@ static bool GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SD
         renderdata->glBindTexture(data->texture_type, data->texture_u);
         renderdata->glTexImage2D(data->texture_type, 0, GL_LUMINANCE_ALPHA, (texture->w + 1) / 2, (texture->h + 1) / 2, 0, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, NULL);
         if (!GL_CheckError("glTexImage2D()", renderer)) {
+            SDL_free(data->pixel_data);
+            SDL_free(data);
             return false;
         }
         SDL_SetNumberProperty(SDL_GetTextureProperties(texture), SDL_PROP_TEXTURE_OPENGLES2_TEXTURE_UV_NUMBER, data->texture_u);
 
         if (!SDL_GetYCbCRtoRGBConversionMatrix(texture->colorspace, texture->w, texture->h, 8)) {
+            SDL_free(data->pixel_data);
+            SDL_free(data);
             return SDL_SetError("Unsupported YUV colorspace");
         }
     }
@@ -1709,6 +1723,8 @@ static bool GLES2_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SD
     } else {
         renderdata->glGenTextures(1, &data->texture);
         if (!GL_CheckError("glGenTexures()", renderer)) {
+            SDL_free(data->pixel_data);
+            SDL_free(data);
             return false;
         }
     }

src/stdlib/SDL_getenv.c

@@ -41,7 +41,12 @@
 #define environ (*_NSGetEnviron())
 #elif defined(SDL_PLATFORM_FREEBSD)
 #include <dlfcn.h>
-#define environ ((char **)dlsym(RTLD_DEFAULT, "environ"))
+static char **get_environ_rtld(void)
+{
+    char ***environ_rtld = (char ***)dlsym(RTLD_DEFAULT, "environ");
+    return environ_rtld ? *environ_rtld : NULL;
+}
+#define environ (get_environ_rtld())
 #else
 extern char **environ;
 #endif

src/stdlib/SDL_malloc.c

@@ -1478,6 +1478,13 @@ DLMALLOC_EXPORT int mspace_mallopt(int, int);
 #endif /* NO_MALLOC_STATS */
 #ifndef LACKS_ERRNO_H
 #include <errno.h>       /* for MALLOC_FAILURE_ACTION */
+#else /* LACKS_ERRNO_H */
+#ifndef EINVAL
+#define EINVAL 22
+#endif
+#ifndef ENOMEM
+#define ENOMEM 12
+#endif
 #endif /* LACKS_ERRNO_H */
 #ifdef DEBUG
 #if ABORT_ON_ASSERT_FAILURE

src/video/SDL_clipboard.c

@@ -42,6 +42,10 @@ void SDL_CancelClipboardData(Uint32 sequence)
 {
     SDL_VideoDevice *_this = SDL_GetVideoDevice();
 
+    if (!_this) {
+        return;
+    }
+
     if (sequence && sequence != _this->clipboard_sequence) {
         // This clipboard data was already canceled
         return;
@@ -62,6 +66,10 @@ bool SDL_SaveClipboardMimeTypes(const char **mime_types, size_t num_mime_types)
 {
     SDL_VideoDevice *_this = SDL_GetVideoDevice();
 
+    if (!_this) {
+        return SDL_UninitializedVideo();
+    }
+
     SDL_FreeClipboardMimeTypes(_this);
 
     if (mime_types && num_mime_types > 0) {
@@ -234,13 +242,11 @@ bool SDL_HasClipboardData(const char *mime_type)
     SDL_VideoDevice *_this = SDL_GetVideoDevice();
 
     if (!_this) {
-        SDL_UninitializedVideo();
-        return false;
+        return SDL_UninitializedVideo();
     }
 
     if (!mime_type) {
-        SDL_InvalidParamError("mime_type");
-        return false;
+        return SDL_InvalidParamError("mime_type");
     }
 
     if (_this->HasClipboardData) {

src/video/SDL_surface.c

@@ -1247,7 +1247,7 @@ bool SDL_BlitSurfaceScaled(SDL_Surface *src, const SDL_Rect *srcrect, SDL_Surfac
     // Clip again
     SDL_GetRectIntersection(clip_rect, &final_dst, &final_dst);
 
-    if (final_dst.w == 0 || final_dst.h == 0 ||
+    if (final_dst.w <= 0 || final_dst.h <= 0 ||
         final_src.w < 0 || final_src.h < 0) {
         // No-op.
         return true;

src/video/cocoa/SDL_cocoawindow.m

@@ -1199,21 +1199,27 @@ static NSCursor *Cocoa_GetDesiredCursor(void)
 
     ScheduleContextUpdates(_data);
 
-    /* isZoomed always returns true if the window is not resizable
-     * and fullscreen windows are considered zoomed.
+    /* The OS can resize the window automatically if the display density
+     *  changes while the window is miniaturized or hidden.
      */
-    if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed] &&
-        !(window->flags & SDL_WINDOW_FULLSCREEN) && ![self isInFullscreenSpace]) {
-        zoomed = YES;
-    } else {
-        zoomed = NO;
-    }
-    if (!zoomed) {
-        SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_RESTORED, 0, 0);
-    } else {
-        SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_MAXIMIZED, 0, 0);
-        if ([self windowOperationIsPending:PENDING_OPERATION_MINIMIZE]) {
-            [nswindow miniaturize:nil];
+    if ([nswindow isVisible])
+    {
+        /* isZoomed always returns true if the window is not resizable
+         * and fullscreen windows are considered zoomed.
+         */
+        if ((window->flags & SDL_WINDOW_RESIZABLE) && [nswindow isZoomed] &&
+            !(window->flags & SDL_WINDOW_FULLSCREEN) && ![self isInFullscreenSpace]) {
+            zoomed = YES;
+        } else {
+            zoomed = NO;
+        }
+        if (!zoomed) {
+            SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_RESTORED, 0, 0);
+        } else {
+            SDL_SendWindowEvent(window, SDL_EVENT_WINDOW_MAXIMIZED, 0, 0);
+            if ([self windowOperationIsPending:PENDING_OPERATION_MINIMIZE]) {
+                [nswindow miniaturize:nil];
+            }
         }
     }
 

src/video/wayland/SDL_waylandwindow.c

@@ -215,32 +215,32 @@ static void EnsurePopupPositionIsValid(SDL_Window *window, int *x, int *y)
     int adj_count = 0;
 
     /* Per the xdg-positioner spec, child popup windows must intersect or at
-     * least be partially adjacent to the parent window.
+     * least be partially adjoining the parent window.
      *
      * Failure to ensure this on a compositor that enforces this restriction
      * can result in behavior ranging from the window being spuriously closed
      * to a protocol violation.
      */
-    if (*x + window->w < 0) {
+    if (*x + window->w <= 0) {
         *x = -window->w;
         ++adj_count;
     }
-    if (*y + window->h < 0) {
+    if (*y + window->h <= 0) {
         *y = -window->h;
         ++adj_count;
     }
-    if (*x > window->parent->w) {
+    if (*x >= window->parent->w) {
         *x = window->parent->w;
         ++adj_count;
     }
-    if (*y > window->parent->h) {
+    if (*y >= window->parent->h) {
         *y = window->parent->h;
         ++adj_count;
     }
 
     /* If adjustment was required on the x and y axes, the popup is aligned with
-     * the parent corner-to-corner and is neither overlapping nor adjacent, so it
-     * must be nudged by 1 to be considered adjacent.
+     * the parent corner-to-corner and is neither overlapping nor adjoining, so it
+     * must be nudged by 1 to be considered adjoining.
      */
     if (adj_count > 1) {
         *x += *x < 0 ? 1 : -1;
@@ -2116,12 +2116,6 @@ void Wayland_HideWindow(SDL_VideoDevice *_this, SDL_Window *window)
         wind->server_decoration = NULL;
     }
 
-    // Be sure to detach after this is done, otherwise ShowWindow crashes!
-    if (wind->shell_surface_type != WAYLAND_SHELL_SURFACE_TYPE_XDG_POPUP) {
-        wl_surface_attach(wind->surface, NULL, 0, 0);
-        wl_surface_commit(wind->surface);
-    }
-
     // Clean up the export handle.
     if (wind->exported) {
         zxdg_exported_v2_destroy(wind->exported);
@@ -2159,6 +2153,10 @@ void Wayland_HideWindow(SDL_VideoDevice *_this, SDL_Window *window)
         }
     }
 
+    // Attach a null buffer to unmap the surface.
+    wl_surface_attach(wind->surface, NULL, 0, 0);
+    wl_surface_commit(wind->surface);
+
     SDL_zero(wind->shell_surface);
     wind->show_hide_sync_required = true;
     struct wl_callback *cb = wl_display_sync(_this->internal->display);

src/video/x11/SDL_x11events.c

@@ -194,7 +194,7 @@ static bool X11_KeyRepeat(Display *display, XEvent *event)
     return d.found;
 }
 
-static bool X11_IsWheelEvent(Display *display, int button, int *xticks, int *yticks)
+bool X11_IsWheelEvent(int button, int *xticks, int *yticks)
 {
     /* according to the xlib docs, no specific mouse wheel events exist.
        However, the defacto standard is that the vertical wheel is X buttons
@@ -1016,8 +1016,6 @@ void X11_HandleKeyEvent(SDL_VideoDevice *_this, SDL_WindowData *windowdata, SDL_
 void X11_HandleButtonPress(SDL_VideoDevice *_this, SDL_WindowData *windowdata, SDL_MouseID mouseID, int button, float x, float y, unsigned long time)
 {
     SDL_Window *window = windowdata->window;
-    const SDL_VideoData *videodata = _this->internal;
-    Display *display = videodata->display;
     int xticks = 0, yticks = 0;
     Uint64 timestamp = X11_GetEventTimestamp(time);
 
@@ -1031,7 +1029,7 @@ void X11_HandleButtonPress(SDL_VideoDevice *_this, SDL_WindowData *windowdata, S
         SDL_SendMouseMotion(timestamp, window, mouseID, false, x, y);
     }
 
-    if (X11_IsWheelEvent(display, button, &xticks, &yticks)) {
+    if (X11_IsWheelEvent(button, &xticks, &yticks)) {
         SDL_SendMouseWheel(timestamp, window, mouseID, (float)-xticks, (float)yticks, SDL_MOUSEWHEEL_NORMAL);
     } else {
         bool ignore_click = false;
@@ -1063,8 +1061,6 @@ void X11_HandleButtonPress(SDL_VideoDevice *_this, SDL_WindowData *windowdata, S
 void X11_HandleButtonRelease(SDL_VideoDevice *_this, SDL_WindowData *windowdata, SDL_MouseID mouseID, int button, unsigned long time)
 {
     SDL_Window *window = windowdata->window;
-    const SDL_VideoData *videodata = _this->internal;
-    Display *display = videodata->display;
     // The X server sends a Release event for each Press for wheels. Ignore them.
     int xticks = 0, yticks = 0;
     Uint64 timestamp = X11_GetEventTimestamp(time);
@@ -1072,7 +1068,7 @@ void X11_HandleButtonRelease(SDL_VideoDevice *_this, SDL_WindowData *windowdata,
 #ifdef DEBUG_XEVENTS
     SDL_Log("window 0x%lx: ButtonRelease (X11 button = %d)", windowdata->xwindow, button);
 #endif
-    if (!X11_IsWheelEvent(display, button, &xticks, &yticks)) {
+    if (!X11_IsWheelEvent(button, &xticks, &yticks)) {
         if (button > 7) {
             // see explanation at case ButtonPress
             button -= (8 - SDL_BUTTON_X1);

src/video/x11/SDL_x11events.h

@@ -36,5 +36,6 @@ extern void X11_HandleButtonRelease(SDL_VideoDevice *_this, SDL_WindowData *wind
 extern SDL_WindowData *X11_FindWindow(SDL_VideoDevice *_this, Window window);
 extern bool X11_ProcessHitTest(SDL_VideoDevice *_this, SDL_WindowData *data, const float x, const float y, bool force_new_result);
 extern bool X11_TriggerHitTestAction(SDL_VideoDevice *_this, SDL_WindowData *data, const float x, const float y);
+extern bool X11_IsWheelEvent(int button, int *xticks, int *yticks);
 
 #endif // SDL_x11events_h_

src/video/x11/SDL_x11xinput2.c

@@ -425,6 +425,14 @@ void X11_HandleXinput2Event(SDL_VideoDevice *_this, XGenericEventCookie *cookie)
         } else {
             // Otherwise assume a regular mouse
             SDL_WindowData *windowdata = xinput2_get_sdlwindowdata(videodata, xev->event);
+            int x_ticks = 0, y_ticks = 0;
+
+            /* Discard wheel events from "Master" devices to avoid duplicates,
+             * as coarse wheel events are stateless and can't be deduplicated.
+             */
+            if (xev->deviceid != xev->sourceid && X11_IsWheelEvent(button, &x_ticks, &y_ticks)) {
+                break;
+            }
 
             if (down) {
                 X11_HandleButtonPress(_this, windowdata, (SDL_MouseID)xev->sourceid, button,

test/testautomation_surface.c

@@ -989,6 +989,45 @@ static int SDLCALL surface_testBlitInvalid(void *arg)
     return TEST_COMPLETED;
 }
 
+static int SDLCALL surface_testBlitsWithBadCoordinates(void *arg)
+{
+    const SDL_Rect rect[8] = {
+        { SDL_MAX_SINT32, 0, 2, 2 },
+        { 0, SDL_MAX_SINT32, 2, 2 },
+        { 0, 0, SDL_MAX_SINT32, 2 },
+        { 0, 0, 2, SDL_MAX_SINT32 },
+        { SDL_MIN_SINT32, 0, 2, 2 },
+        { 0, SDL_MIN_SINT32, 2, 2 },
+        { 0, 0, SDL_MIN_SINT32, 2 },
+        { 0, 0, 2, SDL_MIN_SINT32 }
+    };
+
+    SDL_Surface *s;
+    bool result;
+    int i;
+
+    s = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA8888);
+    SDLTest_AssertCheck(s != NULL, "Check surface creation");
+
+    for (i = 0; i < 8; i++) {
+        result = SDL_BlitSurface(s, NULL, s, &rect[i]);
+        SDLTest_AssertCheck(result == true, "SDL_BlitSurface(valid, NULL, valid, &rect), result = %s", result ? "true" : "false");
+
+        result = SDL_BlitSurface(s, &rect[i], s, NULL);
+        SDLTest_AssertCheck(result == true, "SDL_BlitSurface(valid, &rect, valid, NULL), result = %s", result ? "true" : "false");
+
+        result = SDL_BlitSurfaceScaled(s, NULL, s, &rect[i], SDL_SCALEMODE_NEAREST);
+        SDLTest_AssertCheck(result == true, "SDL_BlitSurfaceScaled(valid, NULL, valid, &rect, SDL_SCALEMODE_NEAREST), result = %s", result ? "true" : "false");
+
+        result = SDL_BlitSurfaceScaled(s, &rect[i], s, NULL, SDL_SCALEMODE_NEAREST);
+        SDLTest_AssertCheck(result == true, "SDL_BlitSurfaceScaled(valid, &rect, valid, NULL, SDL_SCALEMODE_NEAREST), result = %s", result ? "true" : "false");
+    }
+
+    SDL_DestroySurface(s);
+
+    return TEST_COMPLETED;
+}
+
 static int SDLCALL surface_testOverflow(void *arg)
 {
     char buf[1024];
@@ -1664,6 +1703,10 @@ static const SDLTest_TestCaseReference surfaceTestBlitInvalid = {
     surface_testBlitInvalid, "surface_testBlitInvalid", "Tests blitting routines with invalid surfaces.", TEST_ENABLED
 };
 
+static const SDLTest_TestCaseReference surfaceTestBlitsWithBadCoordinates = {
+    surface_testBlitsWithBadCoordinates, "surface_testBlitsWithBadCoordinates", "Test blitting routines with bad coordinates.", TEST_ENABLED
+};
+
 static const SDLTest_TestCaseReference surfaceTestOverflow = {
     surface_testOverflow, "surface_testOverflow", "Test overflow detection.", TEST_ENABLED
 };
@@ -1713,6 +1756,7 @@ static const SDLTest_TestCaseReference *surfaceTests[] = {
     &surfaceTestBlitBlendMod,
     &surfaceTestBlitBlendMul,
     &surfaceTestBlitInvalid,
+    &surfaceTestBlitsWithBadCoordinates,
     &surfaceTestOverflow,
     &surfaceTestFlip,
     &surfaceTestPalette,