Add missing null checks in PseudoConstantAnalysis
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112100 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/PseudoConstantAnalysis.cpp b/lib/Analysis/PseudoConstantAnalysis.cpp
index e8d056e..ff43fc2 100644
--- a/lib/Analysis/PseudoConstantAnalysis.cpp
+++ b/lib/Analysis/PseudoConstantAnalysis.cpp
@@ -92,7 +92,6 @@
const BinaryOperator *BO = cast<BinaryOperator>(Head);
// Look for a Decl on the LHS
const Decl *LHSDecl = getDecl(BO->getLHS()->IgnoreParenCasts());
-
if (!LHSDecl)
break;
@@ -139,6 +138,8 @@
// Look for a DeclRef in the subexpression
const Decl *D = getDecl(UO->getSubExpr()->IgnoreParenCasts());
+ if (!D)
+ break;
// We found a unary operator with a DeclRef as a subexpression. We now
// check for any of the increment/decrement operators, as well as
@@ -181,6 +182,8 @@
// Try to find a Decl in the initializer
const Decl *D = getDecl(VD->getInit()->IgnoreParenCasts());
+ if (!D)
+ break;
// If the reference is to another var, add the var to the non-constant
// list