Fix asan failures on OpenMP.

llvm-svn: 301536
2017-04-27 12:22:33 +00:00 · 2017-04-27 12:22:33 +00:00 · 85ddc4cb1a
parent 318a6eae06
commit 85ddc4cb1a
1 changed files with 2 additions and 0 deletions
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@ -833,6 +833,8 @@ DSAStackTy::hasDSA(ValueDecl *D,
  auto I = std::prev(StartI);
  do {
    ++I;
+    if (I == EndI)
+      break;
    if (!DPred(I->Directive) && !isParallelOrTaskRegion(I->Directive))
      continue;
    DSAVarData DVar = getDSA(I, D);