r174729 - objective-C modern translation: Fix another random translation bug

[Fariborz Jahanian]

Author: fjahanian
Date: Fri Feb  8 12:57:50 2013
New Revision: 174729

URL: http://llvm.org/viewvc/llvm-project?rev=174729&view=rev
Log:
objective-C modern translation: Fix another random translation bug
involving property getter expressions on rhs of property setter.
// rdar://13138459

Added:
    cfe/trunk/test/Rewriter/objc-modern-property-bitfield.m
Modified:
    cfe/trunk/lib/Rewrite/Frontend/RewriteModernObjC.cpp

Modified: cfe/trunk/lib/Rewrite/Frontend/RewriteModernObjC.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Rewrite/Frontend/RewriteModernObjC.cpp?rev=174729&r1=174728&r2=174729&view=diff
==============================================================================
--- cfe/trunk/lib/Rewrite/Frontend/RewriteModernObjC.cpp (original)
+++ cfe/trunk/lib/Rewrite/Frontend/RewriteModernObjC.cpp Fri Feb  8 12:57:50 2013
@@ -5660,6 +5660,8 @@ Stmt *RewriteModernObjC::RewriteFunction
   } else if (ObjCIvarRefExpr *IvarRefExpr = dyn_cast<ObjCIvarRefExpr>(S)) {
     return RewriteObjCIvarRefExpr(IvarRefExpr);
   }
+  else if (isa<OpaqueValueExpr>(S))
+    S = cast<OpaqueValueExpr>(S)->getSourceExpr();
 
   SourceRange OrigStmtRange = S->getSourceRange();
 

Added: cfe/trunk/test/Rewriter/objc-modern-property-bitfield.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Rewriter/objc-modern-property-bitfield.m?rev=174729&view=auto
==============================================================================
--- cfe/trunk/test/Rewriter/objc-modern-property-bitfield.m (added)
+++ cfe/trunk/test/Rewriter/objc-modern-property-bitfield.m Fri Feb  8 12:57:50 2013
@@ -0,0 +1,43 @@
+// RUN: %clang_cc1 -x objective-c++ -Wno-return-type -fms-extensions -rewrite-objc %s -o %t-modern-rw.cpp
+// RUN: %clang_cc1 -fsyntax-only -Wno-address-of-temporary -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-modern-rw.cpp
+// rdar://13138459
+
+void *sel_registerName(const char *);
+extern void abort();
+
+ at interface NSObject 
++ alloc;
+- init;
+ at end
+
+typedef unsigned char BOOL;
+
+ at interface Foo : NSObject {
+
+   BOOL  _field1 : 5;
+   BOOL  _field2    : 3;
+}
+
+ at property BOOL field1;
+ at property BOOL field2;
+ at end
+
+ at implementation Foo
+
+ at synthesize field1 = _field1;
+ at synthesize field2 = _field2;
+
+ at end
+
+int main()
+{
+  Foo *f = (Foo*)[[Foo alloc] init];
+  f.field1 = 0xF;
+  f.field2 = 0x3;
+  f.field1 = f.field1 & f.field2;
+  if (f.field1 != 0x3)
+    abort ();
+  return 0; 
+}
+
+