[ASan] Print out a diagnostic when a global is unregistered

llvm-svn: 228838

diff --git a/compiler-rt/lib/asan/asan_globals.cc b/compiler-rt/lib/asan/asan_globals.cc
index c457195..e5d4417 100644 (file)
--- a/compiler-rt/lib/asan/asan_globals.cc
+++ b/compiler-rt/lib/asan/asan_globals.cc
@@ -182,6 +182,8 @@ static void RegisterGlobal(const Global *g) {
 
 static void UnregisterGlobal(const Global *g) {
   CHECK(asan_inited);
+  if (flags()->report_globals >= 2)
+    ReportGlobal(*g, "Removed");
   CHECK(flags()->report_globals);
   CHECK(AddrIsInMem(g->beg));
   CHECK(AddrIsAlignedByGranularity(g->beg));