Revert "mruby/throw.h: do not use __builtin_setjmp for GCC; close #5950"

This reverts commit 9cf49d0. This change caused flaky tests on MinGW. I now remember it was introduced for MINGW64 to address #5133. Sorry.
mruby · Mar 14, 2023 · 4fc69ce · 4fc69ce
1 parent 0d07af1
commit 4fc69ce
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/include/mruby/throw.h b/include/mruby/throw.h
@@ -33,6 +33,9 @@ typedef mrb_int mrb_jmpbuf_impl;
 #if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
 #define MRB_SETJMP _setjmp
 #define MRB_LONGJMP _longjmp
+#elif defined(__MINGW64__) && defined(__GNUC__) && __GNUC__ >= 4
+#define MRB_SETJMP __builtin_setjmp
+#define MRB_LONGJMP __builtin_longjmp
 #else
 #define MRB_SETJMP setjmp
 #define MRB_LONGJMP longjmp