Don't crash when using objc boxed expression with parsing error.
rdar://11426994
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@156565 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/ParseObjc.cpp b/lib/Parse/ParseObjc.cpp
index 0d9a54e..9aca5cd 100644
--- a/lib/Parse/ParseObjc.cpp
+++ b/lib/Parse/ParseObjc.cpp
@@ -2598,7 +2598,10 @@
ExprResult ValueExpr(ParseAssignmentExpression());
if (T.consumeClose())
return ExprError();
-
+
+ if (ValueExpr.isInvalid())
+ return ExprError();
+
// Wrap the sub-expression in a parenthesized expression, to distinguish
// a boxed expression from a literal.
SourceLocation LPLoc = T.getOpenLocation(), RPLoc = T.getCloseLocation();
diff --git a/test/SemaObjC/boxing-illegal-types.m b/test/SemaObjC/boxing-illegal-types.m
index 130b98f..7771094 100644
--- a/test/SemaObjC/boxing-illegal-types.m
+++ b/test/SemaObjC/boxing-illegal-types.m
@@ -15,3 +15,7 @@
int numbers[] = { 0, 1, 2 };
id boxed_numbers = @(numbers); // expected-error {{illegal type 'int *' used in a boxed expression}}
}
+
+void testInvalid() {
+ @(not_defined); // expected-error {{use of undeclared identifier 'not_defined'}}
+}