[PATCH] D24699: [asan] Allow re-exec in instrumented unit tests on Darwin (fix unit tests on macOS <=10.10)

[Kuba Brecka via llvm-commits]

kubabrecka created this revision.
kubabrecka added reviewers: kcc, eugenis, filcab, dvyukov.
kubabrecka added subscribers: ab, llvm-commits, zaks.anna.
kubabrecka added a project: Sanitizers.
Herald added a subscriber: kubabrecka.

This fixes <https://llvm.org/bugs/show_bug.cgi?id=30285>.  On macOS 10.10 and lower, instrumented unit tests still need to be able to re-exec to make interceptors work.

https://reviews.llvm.org/D24699

Files:
  lib/asan/tests/asan_test_main.cc

Index: lib/asan/tests/asan_test_main.cc
===================================================================
--- lib/asan/tests/asan_test_main.cc
+++ lib/asan/tests/asan_test_main.cc
@@ -28,7 +28,11 @@
 
 namespace __sanitizer {
 bool ReexecDisabled() {
+#if __has_feature(address_sanitizer)
+  return false;  // Allow re-exec in instrumented unit tests.
+#else
   return true;
+#endif
 }
 }
 


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