[hwasan] Enable Android logging.

eugenis · eugenis · commit 628e766ca3c4 · 2018-08-16T21:56:04.000Z
Summary: Enable syslog as soon as the shadow is mapped. Reviewers: vitalybuka, kcc Subscribers: srhines, kubamracek, llvm-commits Differential Revision: https://reviews.llvm.org/D50865 llvm-svn: 339950
diff --git a/compiler-rt/lib/hwasan/hwasan.cc b/compiler-rt/lib/hwasan/hwasan.cc
@@ -198,6 +198,9 @@ void __hwasan_init() {
   __hwasan_shadow_init();
   MadviseShadow();
 
+  // This may call libc -> needs initialized shadow.
+  AndroidLogInit();
+
   InitializeInterceptors();
   InstallDeadlySignalHandlers(HwasanOnDeadlySignal);
   InstallAtExitHandler(); // Needs __cxa_atexit interceptor.
