From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Tue, 25 Oct 2016 12:59:15 +0000 (+0000)
Subject: Fix MSVC unused variable warning.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=d255fae769f52baa3a1fcc5fd8453657a2031bdc;p=clang

Fix MSVC unused variable warning.

LLVM_ATTRIBUTE_UNUSED doesn't work for non-gcc style compilers.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@285067 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp b/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
index 2aa222ad24..5d7a14d3be 100644
--- a/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/StdLibraryFunctionsChecker.cpp
@@ -464,10 +464,11 @@ void StdLibraryFunctionsChecker::initFunctionSummaries(
   QualType SSizeTy = ACtx.getIntTypeForBitwidth(ACtx.getTypeSize(SizeTy), true);
 
   // Don't worry about truncation here, it'd be cast back to SIZE_MAX when used.
-  LLVM_ATTRIBUTE_UNUSED int64_t SizeMax =
+  int64_t SizeMax =
       BVF.getMaxValue(SizeTy).getLimitedValue();
   int64_t SSizeMax =
     BVF.getMaxValue(SSizeTy).getLimitedValue();
+  (void)SizeMax;
 
   // We are finally ready to define specifications for all supported functions.
   //