diff options
| author | Ian Romanick <[email protected]> | 2014-10-22 16:41:41 -0700 |
|---|---|---|
| committer | Ian Romanick <[email protected]> | 2014-11-05 09:36:04 -0800 |
| commit | 6f3b8bb747f8c95d21c98bb583c043e432f928a8 (patch) | |
| tree | 79d6782dc1088d5f127d6e1f41c3de9148bef274 /src | |
| parent | 1ca88aa58217239da84a426c29f05b5b53855951 (diff) | |
util: Implement unreachable for MSVC using __assume
Based on the description of __assume at:
http://msdn.microsoft.com/en-us/library/1b3fsfxw.aspx
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/util/macros.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/util/macros.h b/src/util/macros.h index ff37a7d63e6..da5daff9bf8 100644 --- a/src/util/macros.h +++ b/src/util/macros.h @@ -69,6 +69,12 @@ do { \ assert(!str); \ __builtin_unreachable(); \ } while (0) +#elif _MSC_VER >= 1200 +#define unreachable(str) \ +do { \ + assert(!str); \ + __assume(0); \ +} while (0) #endif #ifndef unreachable |