stb_sprintf: avoid clang -O3 misaligned access

ago%!(EXTRA string=5 years) · a2c91804a3
parent f54acd4e13
commit a2c91804a3
1 changed files with 1 additions and 1 deletions
--- a/stb_sprintf.h
+++ b/stb_sprintf.h
@ -1229,7 +1229,7 @@ STBSP__PUBLICDEF int STB_SPRINTF_DECORATE(vsprintfcb)(STBSP_SPRINTFCB *callback,
            stbsp__cb_buf_clamp(i, n);
            n -= i;
            STBSP__UNALIGNED(while (i >= 4) {
-               *(stbsp__uint32 *)bf = *(stbsp__uint32 *)s;
+               *(stbsp__uint32 volatile *)bf = *(stbsp__uint32 volatile *)s;
               bf += 4;
               s += 4;
               i -= 4;