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-rw-r--r--compiler-rt/lib/asan/asan_interceptors.cc8
-rw-r--r--compiler-rt/lib/asan/asan_internal.h4
2 files changed, 9 insertions, 3 deletions
diff --git a/compiler-rt/lib/asan/asan_interceptors.cc b/compiler-rt/lib/asan/asan_interceptors.cc
index 8cf0f5d60b8..9695728c28d 100644
--- a/compiler-rt/lib/asan/asan_interceptors.cc
+++ b/compiler-rt/lib/asan/asan_interceptors.cc
@@ -26,8 +26,6 @@
#include <ctype.h>
#include <dlfcn.h>
-#include <string.h>
-#include <strings.h>
#include <pthread.h>
// To replace weak system functions on Linux we just need to declare functions
@@ -44,6 +42,10 @@
// calls to our interceptors. We store pointers to system function f()
// in __asan::real_f().
#ifdef __APPLE__
+// Include the declarations of the original functions.
+#include <string.h>
+#include <strings.h>
+
#include "mach_override/mach_override.h"
#define WRAPPER_NAME(x) "wrap_"#x
@@ -307,7 +309,7 @@ void *WRAP(signal)(int signum, void *handler) {
}
extern "C"
-extern int (sigaction)(int signum, const void *act, void *oldact);
+int (sigaction)(int signum, const void *act, void *oldact);
extern "C"
int WRAP(sigaction)(int signum, const void *act, void *oldact) {
diff --git a/compiler-rt/lib/asan/asan_internal.h b/compiler-rt/lib/asan/asan_internal.h
index fb59402e5b7..e361c26ee4e 100644
--- a/compiler-rt/lib/asan/asan_internal.h
+++ b/compiler-rt/lib/asan/asan_internal.h
@@ -31,6 +31,10 @@
#endif
#endif
+#if !defined(__has_feature)
+#define __has_feature(x) 0
+#endif
+
#if defined(__has_feature) && __has_feature(address_sanitizer)
# error "The AddressSanitizer run-time should not be"
" instrumented by AddressSanitizer"
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