From 157a5153769d2cd7e0f04f55642e4e6b0441b9d1 Mon Sep 17 00:00:00 2001 From: Kostya Serebryany Date: Wed, 7 Nov 2012 12:42:18 +0000 Subject: [PATCH] [asan] fix bug 14277 (asan needs to fail with fata error if an __asan interface function is being redefined. Before this fix asan asserts) llvm-svn: 167529 --- llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp index 93f785c..b7be462 100644 --- a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp +++ b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp @@ -731,8 +731,9 @@ bool AddressSanitizer::doInitialization(Module &M) { std::string FunctionName = std::string(kAsanReportErrorTemplate) + (AccessIsWrite ? "store" : "load") + itostr(1 << AccessSizeIndex); // If we are merging crash callbacks, they have two parameters. - AsanErrorCallback[AccessIsWrite][AccessSizeIndex] = cast( - M.getOrInsertFunction(FunctionName, IRB.getVoidTy(), IntptrTy, NULL)); + AsanErrorCallback[AccessIsWrite][AccessSizeIndex] = + checkInterfaceFunction(M.getOrInsertFunction( + FunctionName, IRB.getVoidTy(), IntptrTy, NULL)); } } -- 2.7.4