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| author | Tiger Wang <ziwei.tiger@outlook.com> | 2021-02-20 17:24:13 +0100 |
|---|---|---|
| committer | Tiger Wang <ziwei.tiger@outlook.com> | 2021-02-20 18:46:02 +0100 |
| commit | 81e299f00ce3df587166ccc94f5997555cce5210 (patch) | |
| tree | d5954c7f5756b67b2c6c1f7c6f2b635f5337eef2 /src/Globals.h | |
| parent | Clang 7? (diff) | |
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Diffstat (limited to '')
| -rw-r--r-- | src/Globals.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/Globals.h b/src/Globals.h index c081c5998..bc868b637 100644 --- a/src/Globals.h +++ b/src/Globals.h @@ -35,11 +35,15 @@ // The CRT has a definition for this operator new that stores the debugging info for leak-finding later. #endif + #define UNREACHABLE_INTRINSIC __assume(false) + #elif defined(__GNUC__) // TODO: Can GCC explicitly mark classes as abstract (no instances can be created)? #define abstract + #define UNREACHABLE_INTRINSIC __builtin_unreachable() + #else #error "You are using an unsupported compiler, you might need to #define some stuff here for your compiler" @@ -271,8 +275,12 @@ template class SizeChecker<UInt8, 1>; #endif // else TEST_GLOBALS -/** Use to mark code that should be impossible to reach. */ -#define UNREACHABLE(x) do { FLOGERROR("Hit unreachable code: {0}, file {1}, line {2}", #x, __FILE__, __LINE__); std::abort(); } while (false) +// Use to mark code that should be impossible to reach. +#ifdef NDEBUG + #define UNREACHABLE(x) UNREACHABLE_INTRINSIC +#else + #define UNREACHABLE(x) ( FLOGERROR("Hit unreachable code: {0}, file {1}, line {2}", #x, __FILE__, __LINE__), std::abort(), 0) +#endif |