[cfe-commits] r64562 - in /cfe/trunk: lib/Sema/SemaExprObjC.cpp test/SemaObjC/attr-deprecated.m

[Anders Carlsson]

Author: andersca
Date: Sat Feb 14 13:08:58 2009
New Revision: 64562

URL: http://llvm.org/viewvc/llvm-project?rev=64562&view=rev
Log:
Add support for deprecated Obj-C methods. The semantics mostly match what gcc has.

Added:
    cfe/trunk/test/SemaObjC/attr-deprecated.m
Modified:
    cfe/trunk/lib/Sema/SemaExprObjC.cpp

Modified: cfe/trunk/lib/Sema/SemaExprObjC.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaExprObjC.cpp?rev=64562&r1=64561&r2=64562&view=diff

==============================================================================
--- cfe/trunk/lib/Sema/SemaExprObjC.cpp (original)
+++ cfe/trunk/lib/Sema/SemaExprObjC.cpp Sat Feb 14 13:08:58 2009
@@ -268,6 +268,9 @@
   if (!Method)
     Method = ClassDecl->lookupInstanceMethod(Sel);
 
+  if (Method && Method->getAttr<DeprecatedAttr>())
+    Diag(receiverLoc, diag::warn_deprecated) << Method->getDeclName();
+  
   if (CheckMessageArgumentTypes(ArgExprs, NumArgs, Sel, Method, true, 
                                 lbrac, rbrac, returnType))
     return true;
@@ -313,6 +316,9 @@
           Method = SuperDecl->lookupInstanceMethod(Sel);
     }
 
+    if (Method && Method->getAttr<DeprecatedAttr>())
+      Diag(receiverLoc, diag::warn_deprecated) << Method->getDeclName();
+
     if (CheckMessageArgumentTypes(ArgExprs, NumArgs, Sel, Method, false,
                                   lbrac, rbrac, returnType))
       return true;
@@ -343,6 +349,9 @@
         if (ObjCImplementationDecl *ImpDecl = 
               ObjCImplementations[ClassDecl->getIdentifier()])
           Method = ImpDecl->getClassMethod(Sel);
+      
+      if (Method && Method->getAttr<DeprecatedAttr>())
+        Diag(receiverLoc, diag::warn_deprecated) << Method->getDeclName();
     }
     if (!Method)
       Method = FactoryMethodPool[Sel].Method;
@@ -393,6 +402,9 @@
     if (!Method && !OCIReceiver->qual_empty())
       Diag(lbrac, diag::warn_method_not_found_in_protocol)
         << Sel << SourceRange(lbrac, rbrac);
+    
+    if (Method && Method->getAttr<DeprecatedAttr>())
+      Diag(receiverLoc, diag::warn_deprecated) << Method->getDeclName();
   } else {
     Diag(lbrac, diag::error_bad_receiver_type)
       << RExpr->getType() << RExpr->getSourceRange();

Added: cfe/trunk/test/SemaObjC/attr-deprecated.m
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaObjC/attr-deprecated.m?rev=64562&view=auto

==============================================================================
--- cfe/trunk/test/SemaObjC/attr-deprecated.m (added)
+++ cfe/trunk/test/SemaObjC/attr-deprecated.m Sat Feb 14 13:08:58 2009
@@ -0,0 +1,65 @@
+// RUN: clang %s -fsyntax-only -verify
+
+ at interface A
++ (void)F __attribute__((deprecated));
+- (void)f __attribute__((deprecated));
+ at end
+
+ at implementation A
++ (void)F __attribute__((deprecated))
+{
+  [self F]; // expected-warning{{'F' is deprecated}}
+}
+
+- (void)g
+{
+  [self f]; // expected-warning{{'f' is deprecated}}
+}
+
+- (void)f
+{
+  [self f]; // expected-warning{{'f' is deprecated}}
+}
+ at end
+
+ at interface B: A
+ at end
+  
+ at implementation B
++ (void)G
+{
+  [super F]; // expected-warning{{'F' is deprecated}}
+}
+
+- (void)g
+{
+  [super f]; // // expected-warning{{'f' is deprecated}}
+}
+ at end
+
+ at protocol P
+- (void)p __attribute__((deprecated));
+ at end
+
+void t1(A *a)
+{
+  [A F]; // expected-warning{{'F' is deprecated}}
+  [a f]; // expected-warning{{'f' is deprecated}}
+}
+
+void t2(id a)
+{
+  [a f];
+}
+
+void t3(A<P>* a)
+{
+  [a f]; // expected-warning{{'f' is deprecated}}
+  [a p]; // expected-warning{{'p' is deprecated}}
+} 
+
+void t4(Class c)
+{
+  [c F];
+}
+