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authorEli Bendersky <eliben@chromium.org>2013-07-15 16:08:08 -0700
committerEli Bendersky <eliben@chromium.org>2013-07-15 16:08:08 -0700
commite789858899a7b36caf11b371a97411a1582a482b (patch)
treee8c28b178b32010f73b477b3c65b5ff74437530c /lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp
parent99a5501f5ae5b75017dfc386d4abf648234e85df (diff)
parent20c7d45a4da9f58ad805ad1d37f92fe7dc232ec8 (diff)
Merge commit '20c7d45a4da9f58ad805ad1d37f92fe7dc232ec8'
Conflicts: lib/CodeGen/ItaniumCXXABI.cpp
Diffstat (limited to 'lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp')
-rw-r--r--lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp b/lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp
index 3a57a56aea..92c0eef3e8 100644
--- a/lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/CStringSyntaxChecker.cpp
@@ -101,6 +101,8 @@ public:
// - strncat(dst, src, sizeof(dst) - 1);
// - strncat(dst, src, sizeof(dst));
bool WalkAST::containsBadStrncatPattern(const CallExpr *CE) {
+ if (CE->getNumArgs() != 3)
+ return false;
const Expr *DstArg = CE->getArg(0);
const Expr *SrcArg = CE->getArg(1);
const Expr *LenArg = CE->getArg(2);