diff options
| author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-01-15 02:35:20 +0000 |
|---|---|---|
| committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-01-15 02:35:20 +0000 |
| commit | 8f745a2fab4f5aacb07db191a8390677a685003e (patch) | |
| tree | 0340033547873a093d4d062110d9806fcf1f5224 /include/ruby/defines.h | |
| parent | df9a70900a7380bc9b42b12ab90cf182988bcd45 (diff) | |
more support for NORETURN
Before this NORETURN was checked only for __attribute__ or __declspec,
but nowadays other ways are there to tell compilers that a function
never returns. Take them into account.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61831 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'include/ruby/defines.h')
| -rw-r--r-- | include/ruby/defines.h | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/include/ruby/defines.h b/include/ruby/defines.h index 322df4c6d2..9a2cd34caf 100644 --- a/include/ruby/defines.h +++ b/include/ruby/defines.h @@ -29,10 +29,6 @@ extern "C" { #ifndef PUREFUNC # define PUREFUNC(x) x #endif -#define NORETURN_STYLE_NEW 1 -#ifndef NORETURN -# define NORETURN(x) x -#endif #ifndef DEPRECATED # define DEPRECATED(x) x #endif @@ -390,6 +386,17 @@ void rb_ia64_flushrs(void); #define RUBY_ALIGNOF(x) ((size_t)offsetof(struct { char f1; type f2; }, f2)) #endif +#define NORETURN_STYLE_NEW 1 +#ifdef NORETURN +/* OK, take that definition */ +#elif defined(__cplusplus) && (__cplusplus >= 201103L) +#define NORETURN(x) [[ noreturn ]] x +#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) +#define NORETURN(x) _Noreturn x +#else +#define NORETURN(x) x +#endif + RUBY_SYMBOL_EXPORT_END #if defined(__cplusplus) |