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-rw-r--r--compiler-rt/lib/sanitizer_common/sanitizer_mac.cc3
-rw-r--r--compiler-rt/test/asan/TestCases/Posix/segv_read_write.c (renamed from compiler-rt/test/asan/TestCases/Linux/segv_read_write.c)0
2 files changed, 2 insertions, 1 deletions
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc b/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
index 5fbb147297c..c2e3d7f7731 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
@@ -500,7 +500,8 @@ void LogFullErrorReport(const char *buffer) {
}
SignalContext::WriteFlag SignalContext::GetWriteFlag(void *context) {
- return UNKNOWN; // FIXME: implement this.
+ ucontext_t *ucontext = static_cast<ucontext_t*>(context);
+ return ucontext->uc_mcontext->__es.__err & 2 /*T_PF_WRITE*/ ? WRITE : READ;
}
void GetPcSpBp(void *context, uptr *pc, uptr *sp, uptr *bp) {
diff --git a/compiler-rt/test/asan/TestCases/Linux/segv_read_write.c b/compiler-rt/test/asan/TestCases/Posix/segv_read_write.c
index d5a62c66db3..d5a62c66db3 100644
--- a/compiler-rt/test/asan/TestCases/Linux/segv_read_write.c
+++ b/compiler-rt/test/asan/TestCases/Posix/segv_read_write.c
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