From 6ee82e885b3e7350b2e237e203ed483c76ca2acb Mon Sep 17 00:00:00 2001
From: Patrick Pelissier <patrick.pelissier@gmail.com>
Date: Mon, 18 Apr 2022 11:09:12 +0200
Subject: [PATCH] Update comments

---
 m-core.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/m-core.h b/m-core.h
index b3243b9a..7e2e925e 100644
--- a/m-core.h
+++ b/m-core.h
@@ -2452,6 +2452,8 @@ namespace m_lib {
    However, address sanitizer doesn't see this particular corner case,
    and raise an error.
    So let's disable this implementation if address sanitizer is enabled.
+   Encapsulating the array in a struct will generate an additionnal memcpy
+   to recopy the buffer from the stack to the stack (!)
 */
 #define M_CSTR(...)                                                           \
   M_ATTR_EXTENSION ({char m_core_tmp[M_USE_CSTR_ALLOC];                       \