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-rw-r--r--compiler-rt/lib/asan/asan_linux.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler-rt/lib/asan/asan_linux.cc b/compiler-rt/lib/asan/asan_linux.cc
index cb0a613698e..625f32d408d 100644
--- a/compiler-rt/lib/asan/asan_linux.cc
+++ b/compiler-rt/lib/asan/asan_linux.cc
@@ -126,7 +126,7 @@ uptr FindDynamicShadowStart() {
uptr map_size = shadow_size + left_padding + alignment;
uptr map_start = (uptr)MmapNoAccess(map_size);
- CHECK(map_start);
+ CHECK_NE(map_start, ~(uptr)0);
uptr shadow_start = RoundUpTo(map_start + left_padding, alignment);
UnmapFromTo(map_start, shadow_start - left_padding);
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