Mark args local variable with volatile to tell GCC not to check for out of bounds access.
Alternative fix: use an intermediate variable to store &fun as an integer.
MingW/GCC 12 complains with:
In file included from /home/eric/work/wine/dlls/krnl386.exe16/thunk.c:36: /home/eric/work/wine/dlls/krnl386.exe16/thunk.c: In function 'SSCall': /home/eric/work/wine/include/wine/debug.h:91:4: warning: array subscript 1 is outside array bounds of 'INT_PTR (__attribute__((stdcall)) *[1])(void)' {aka 'int (__attribute__((stdcall)) *[1])(void)'} [-Warray-bounds] 91 | wine_dbg_log( __dbcl, __dbch, __func__, __VA_ARGS__); } } while(0) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/eric/work/wine/include/wine/debug.h:88:8: note: in expansion of macro '__WINE_DBG_LOG' 88 | __WINE_DBG_LOG | ^~~~~~~~~~~~~~ /home/eric/work/wine/include/wine/debug.h:463:36: note: in expansion of macro '__WINE_DPRINTF' 463 | #define WINE_TRACE __WINE_DPRINTF(_TRACE,__wine_dbch___default) | ^~~~~~~~~~~~~~ /home/eric/work/wine/include/wine/debug.h:506:36: note: in expansion of macro 'WINE_TRACE' 506 | #define TRACE WINE_TRACE | ^~~~~~~~~~ /home/eric/work/wine/dlls/krnl386.exe16/thunk.c:996:32: note: in expansion of macro 'TRACE' 996 | for (i = 0; i < nr/4; i++) TRACE("0x%08lx,",args[i]); | ^~~~~ /home/eric/work/wine/dlls/krnl386.exe16/thunk.c:989:17: note: at offset 4 into object 'fun' of size 4 989 | FARPROC fun, /* [in] function to call */ | ~~~~~~~~^~~
Signed-off-by: Eric Pouech eric.pouech@gmail.com