From dbe98ca4540c29a4ebb4f318ea3db56c0ee0d973 Mon Sep 17 00:00:00 2001
From: Gabor Horvath <xazax.hun@gmail.com>
Date: Fri, 12 May 2017 06:53:55 +0000
Subject: [PATCH] [analyzer] Avoid an allocation in Std C function modelling

Differential Revision: https://reviews.llvm.org/D33095


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@302879 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp b/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
index 93ad17cffb..2f9f5d2d9c 100644
--- a/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
@@ -440,7 +440,10 @@ StdLibraryFunctionsChecker::findFunctionSummary(const FunctionDecl *FD,
   BasicValueFactory &BVF = SVB.getBasicValueFactory();
   initFunctionSummaries(BVF);
 
-  std::string Name = FD->getQualifiedNameAsString();
+  IdentifierInfo *II = FD->getIdentifier();
+  if (!II)
+    return None;
+  StringRef Name = II->getName();
   if (Name.empty() || !C.isCLibraryFunction(FD, Name))
     return None;
 
-- 
2.50.1