[llvm-commits] [compiler-rt] r168790 - /compiler-rt/trunk/lib/tsan/rtl/tsan_report.cc

[Dmitry Vyukov]

Author: dvyukov
Date: Wed Nov 28 07:30:06 2012
New Revision: 168790

URL: http://llvm.org/viewvc/llvm-project?rev=168790&view=rev
Log:
tsan: explicitly say that failed to restore the stack

Modified:
    compiler-rt/trunk/lib/tsan/rtl/tsan_report.cc

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_report.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_report.cc?rev=168790&r1=168789&r2=168790&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_report.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_report.cc Wed Nov 28 07:30:06 2012
@@ -151,6 +151,10 @@
 #else
 
 void PrintStack(const ReportStack *ent) {
+  if (ent == 0) {
+    Printf("  [failed to restore the stack]\n\n");
+    return;
+  }
   for (int i = 0; ent; ent = ent->next, i++) {
     Printf("  %s()\n      %s:%d +0x%zx\n",
         ent->func, ent->file, ent->line, (void*)ent->offset);