objc: fix an ir-gen crash caused by recent

property refactoring. // rdar://10327068

llvm-svn: 143139

clang/lib/Sema/SemaStmt.cpp

@@ -497,7 +497,7 @@ Sema::ActOnStartOfSwitchStmt(SourceLocation SwitchLoc, Expr *Cond,
     return StmtError();
 
   CondResult
-    = ConvertToIntegralOrEnumerationType(SwitchLoc, Cond,
+    = ConvertToIntegralOrEnumerationType(SwitchLoc, CondResult.take(),
                           PDiag(diag::err_typecheck_statement_requires_integer),
                                    PDiag(diag::err_switch_incomplete_class_type)
                                      << Cond->getSourceRange(),

clang/test/CodeGenObjC/arc-cond-stmt.m

@@ -0,0 +1,48 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -o - %s
+// rdar://10327068
+
+@class NSString;
+
+@interface NSAssertionHandler {
+}
+
++ (NSAssertionHandler *)currentHandler;
+
+- (void)handleFailureInMethod:(SEL)selector object:(id)object file:(NSString *)fileName lineNumber:(int)line ,...;
+
+@end
+
+typedef enum
+{
+ MWRaceOrder_MeetName,
+ MWRaceOrder_MeetPosition,
+ MWRaceOrder_MeetDistance,
+ MWRaceOrder_Name,
+ MWRaceOrder_Position,
+ MWRaceOrder_Distance,
+ MWRaceOrder_Default = MWRaceOrder_Name,
+ MWRaceOrder_MeetDefault = MWRaceOrder_MeetName,
+} MWRaceOrder;
+
+@interface MWViewMeetController
+@property (nonatomic, assign) MWRaceOrder raceOrder;
+@end
+
+@implementation MWViewMeetController
+
+- (int)orderSegment
+{
+ switch (self.raceOrder)
+ {
+
+  default:
+  { [(NSAssertionHandler *)0 handleFailureInMethod:_cmd object:self file:(NSString*)0 lineNumber:192 ]; };
+   break;
+ }
+
+ return 0;
+}
+
+@synthesize raceOrder;
+
+@end