diff options
-rw-r--r-- | MdePkg/Include/Base.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/MdePkg/Include/Base.h b/MdePkg/Include/Base.h index 858385828d..7dbf9386b6 100644 --- a/MdePkg/Include/Base.h +++ b/MdePkg/Include/Base.h @@ -89,10 +89,11 @@ VERIFY_SIZE_OF (CHAR16, 2); // warnings.
//
#ifndef UNREACHABLE
- #ifdef __GNUC__
+ #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 4)
///
/// Signal compilers and analyzers that this call is not reachable. It is
/// up to the compiler to remove any code past that point.
+ /// Not implemented by GCC 4.4 or earlier.
///
#define UNREACHABLE() __builtin_unreachable ()
#elif defined (__has_feature)
|