Use a dyn_cast to avoid a crash when the TypeLoc is not a ConstantArrayTypeLoc.
rdar://13153516
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@174477 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp
index 8db1831..800f64c 100644
--- a/lib/Sema/SemaChecking.cpp
+++ b/lib/Sema/SemaChecking.cpp
@@ -5777,10 +5777,11 @@
TInfo = TDL->getTypeSourceInfo();
continue;
}
- ConstantArrayTypeLoc CTL = cast<ConstantArrayTypeLoc>(TL);
- const Expr *SizeExpr = dyn_cast<IntegerLiteral>(CTL.getSizeExpr());
- if (!SizeExpr || SizeExpr->getExprLoc().isMacroID())
- return false;
+ if (const ConstantArrayTypeLoc *CTL = dyn_cast<ConstantArrayTypeLoc>(&TL)) {
+ const Expr *SizeExpr = dyn_cast<IntegerLiteral>(CTL->getSizeExpr());
+ if (!SizeExpr || SizeExpr->getExprLoc().isMacroID())
+ return false;
+ }
break;
}