diff options
| -rw-r--r-- | lib/cfi/cfi.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/cfi/cfi.cc b/lib/cfi/cfi.cc index 5ee836569..a2f127f93 100644 --- a/lib/cfi/cfi.cc +++ b/lib/cfi/cfi.cc @@ -134,7 +134,8 @@ void ShadowBuilder::AddUnchecked(uptr begin, uptr end) { uint16_t *shadow_end = MemToShadow(end - 1, shadow_) + 1; // memset takes a byte, so our unchecked shadow value requires both bytes to // be the same. Make sure we're ok during compilation. - static_assert(kUncheckedShadow & 0xff == ((kUncheckedShadow >> 8) & 0xff)); + static_assert((kUncheckedShadow & 0xff) == ((kUncheckedShadow >> 8) & 0xff), + "Both bytes of the 16-bit value must be the same!"); memset(shadow_begin, kUncheckedShadow & 0xff, (shadow_end - shadow_begin) * sizeof(*shadow_begin)); } |