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Remove do { ... } while(0) hacks from MRB_TRY macros.

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Because it can swallow `break` etc. if they are used in loops.
This commit is contained in:
Yukihiro "Matz" Matsumoto
2018-11-21 12:07:17 +09:00
parent b158f26f0c
commit 91bf55bbe5
1 changed files with 4 additions and 4 deletions
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include/mruby/throw.h
+4 -4
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@@ -15,9 +15,9 @@
#if defined(MRB_ENABLE_CXX_EXCEPTION) && defined(__cplusplus)
#define MRB_TRY(buf) do { try {
#define MRB_TRY(buf) try {
#define MRB_CATCH(buf) } catch(mrb_jmpbuf_impl e) { if (e != (buf)->impl) { throw e; }
#define MRB_END_EXC(buf) } } while(0)
#define MRB_END_EXC(buf) }
#define MRB_THROW(buf) throw((buf)->impl)
typedef mrb_int mrb_jmpbuf_impl;
@@ -34,9 +34,9 @@ typedef mrb_int mrb_jmpbuf_impl;
#define MRB_LONGJMP longjmp
#endif
#define MRB_TRY(buf) do { if (MRB_SETJMP((buf)->impl) == 0) {
#define MRB_TRY(buf) if (MRB_SETJMP((buf)->impl) == 0) {
#define MRB_CATCH(buf) } else {
#define MRB_END_EXC(buf) } } while(0)
#define MRB_END_EXC(buf) }
#define MRB_THROW(buf) MRB_LONGJMP((buf)->impl, 1);
#define mrb_jmpbuf_impl jmp_buf