Add mechanism to disable temporary compiler warnings in a sequence of code.

m-snapshot.h

@@ -29,6 +29,8 @@
 #include "m-core.h"
 #include "m-genint.h"
 
+M_BEGIN_PROTECTED_CODE
+
 /* Define a Single Producer Single Consummer snapshot and its functions
    USAGE: SNAPSHOT_SPSC_DEF(name, type[, oplist]) */
 #define SNAPSHOT_SPSC_DEF(name, ...)                                    \
@@ -676,4 +678,6 @@ static inline void snapshot_mrsw_int_read_end(snapshot_mrsw_int_t s, unsigned in
 
 //TODO: _set_, _init_set
 
+M_END_PROTECTED_CODE
+
 #endif