From e6fdb6a28c5dbaabfd15e9b991eeb1b160870cf2 Mon Sep 17 00:00:00 2001
From: George Karpenkov <ekarpenkov@apple.com>
Date: Tue, 12 Jun 2018 23:53:54 +0000
Subject: [analyzer] Do not crash in the visitor when the function is given
 more arguments than it has parameters

rdar://40335545

Differential Revision: https://reviews.llvm.org/D48107

llvm-svn: 334560
---
 clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'clang/lib/StaticAnalyzer')

diff --git a/clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp b/clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
index 3cac6cb3284..fceb3f094ca 100644
--- a/clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
+++ b/clang/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
@@ -286,7 +286,7 @@ public:
     }
 
     ArrayRef<ParmVarDecl *> parameters = getCallParameters(Call);
-    for (unsigned I = 0, E = Call->getNumArgs(); I != E; ++I) {
+    for (unsigned I = 0; I < Call->getNumArgs() && I < parameters.size(); ++I) {
       const ParmVarDecl *PVD = parameters[I];
       SVal S = Call->getArgSVal(I);
       unsigned IndirectionLevel = 1;
-- 
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