with -Wdeprecated, include a note to its deprecated declaration

location. // rdar://10893232


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@155385 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Sema/SemaDeclAttr.cpp

@@ -4189,9 +4189,13 @@ void Sema::EmitDeprecationWarning(NamedDecl *D, StringRef Message,
   // Otherwise, don't warn if our current context is deprecated.
   if (isDeclDeprecated(cast<Decl>(getCurLexicalContext())))
     return;
-  if (!Message.empty())
+  if (!Message.empty()) {
     Diag(Loc, diag::warn_deprecated_message) << D->getDeclName() 
                                              << Message;
+    Diag(D->getLocation(), 
+         isa<ObjCMethodDecl>(D) ? diag::note_method_declared_at 
+                                : diag::note_previous_decl) << D->getDeclName();
+  }
   else {
     if (!UnknownObjCClass)
       Diag(Loc, diag::warn_deprecated) << D->getDeclName();

test/Sema/MicrosoftExtensions.c

@@ -87,11 +87,11 @@ typedef struct {
   AA; // expected-warning {{anonymous structs are a Microsoft extension}}
 } BB;
 
-__declspec(deprecated("This is deprecated")) enum DE1 { one, two } e1;
+__declspec(deprecated("This is deprecated")) enum DE1 { one, two } e1; // expected-note {{'e1' declared here}}
 struct __declspec(deprecated) DS1 { int i; float f; };
 
 #define MY_TEXT		"This is also deprecated"
-__declspec(deprecated(MY_TEXT)) void Dfunc1( void ) {}
+__declspec(deprecated(MY_TEXT)) void Dfunc1( void ) {} // expected-note {{'Dfunc1' declared here}}
 
 void test( void ) {
 	e1 = one;	// expected-warning {{'e1' is deprecated: This is deprecated}}

test/Sema/attr-availability-ios.c

@@ -1,14 +1,14 @@
 // RUN: %clang_cc1 "-triple" "x86_64-apple-ios3.0" -fsyntax-only -verify %s
 
-void f0(int) __attribute__((availability(ios,introduced=2.0,deprecated=2.1)));
+void f0(int) __attribute__((availability(ios,introduced=2.0,deprecated=2.1))); // expected-note {{'f0' declared here}}
 void f1(int) __attribute__((availability(ios,introduced=2.1)));
-void f2(int) __attribute__((availability(ios,introduced=2.0,deprecated=3.0)));
+void f2(int) __attribute__((availability(ios,introduced=2.0,deprecated=3.0))); // expected-note {{'f2' declared here}}
 void f3(int) __attribute__((availability(ios,introduced=3.0)));
 void f4(int) __attribute__((availability(macosx,introduced=10.1,deprecated=10.3,obsoleted=10.5), availability(ios,introduced=2.0,deprecated=2.1,obsoleted=3.0))); // expected-note{{explicitly marked unavailable}}
 
-void f5(int) __attribute__((availability(ios,introduced=2.0))) __attribute__((availability(ios,deprecated=3.0)));
+void f5(int) __attribute__((availability(ios,introduced=2.0))) __attribute__((availability(ios,deprecated=3.0))); // expected-note {{'f5' declared here}}
 void f6(int) __attribute__((availability(ios,deprecated=3.0)));
-void f6(int) __attribute__((availability(ios,introduced=2.0)));
+void f6(int) __attribute__((availability(ios,introduced=2.0))); // expected-note {{'f6' declared here}}
 
 void test() {
   f0(0); // expected-warning{{'f0' is deprecated: first deprecated in iOS 2.1}}

test/Sema/attr-availability-macosx.c

@@ -2,7 +2,7 @@
 
 void f0(int) __attribute__((availability(macosx,introduced=10.4,deprecated=10.6)));
 void f1(int) __attribute__((availability(macosx,introduced=10.5)));
-void f2(int) __attribute__((availability(macosx,introduced=10.4,deprecated=10.5)));
+void f2(int) __attribute__((availability(macosx,introduced=10.4,deprecated=10.5))); // expected-note {{'f2' declared here}}
 void f3(int) __attribute__((availability(macosx,introduced=10.6)));
 void f4(int) __attribute__((availability(macosx,introduced=10.1,deprecated=10.3,obsoleted=10.5), availability(ios,introduced=2.0,deprecated=3.0))); // expected-note{{explicitly marked unavailable}}
 void f5(int) __attribute__((availability(ios,introduced=3.2), availability(macosx,unavailable))); // expected-note{{function has been explicitly marked unavailable here}}

test/Sema/attr-availability.c

@@ -8,7 +8,7 @@ void f3() __attribute__((availability(otheros,introduced=2.2))); // expected-war
 
 // rdar://10095131
 extern void 
-ATSFontGetName(const char *oName) __attribute__((availability(macosx,introduced=8.0,deprecated=9.0, message="use CTFontCopyFullName")));
+ATSFontGetName(const char *oName) __attribute__((availability(macosx,introduced=8.0,deprecated=9.0, message="use CTFontCopyFullName"))); // expected-note {{'ATSFontGetName' declared here}}
 
 extern void
 ATSFontGetPostScriptName(int flags) __attribute__((availability(macosx,introduced=8.0,obsoleted=9.0, message="use ATSFontGetFullPostScriptName"))); // expected-note {{function has been explicitly marked unavailable here}}

test/Sema/attr-deprecated-message.c

@@ -21,7 +21,7 @@ typedef enum {red, green, blue} Color __attribute__((deprecated("Please avoid Co
 Color c1; // expected-warning {{'Color' is deprecated: Please avoid Color}}
 
 int g1;
-int g2 __attribute__ ((deprecated("Please avoid g2")));
+int g2 __attribute__ ((deprecated("Please avoid g2"))); // expected-note {{'g2' declared here}}
 
 int func1()
 {

test/SemaObjC/attr-availability.m

@@ -1,6 +1,11 @@
 // RUN: %clang_cc1 -triple x86_64-apple-darwin9.0.0 -fsyntax-only -verify %s
-@interface A
-- (void)method __attribute__((availability(macosx,introduced=10.1,deprecated=10.2)));
+
+@protocol P
+- (void)proto_method __attribute__((availability(macosx,introduced=10.1,deprecated=10.2))); // expected-note 2 {{method 'proto_method' declared here}}
+@end
+
+@interface A <P>
+- (void)method __attribute__((availability(macosx,introduced=10.1,deprecated=10.2))); // expected-note {{method 'method' declared here}}
 @end
 
 @interface B : A
@@ -10,4 +15,6 @@
 void f(A *a, B *b) {
   [a method]; // expected-warning{{'method' is deprecated: first deprecated in Mac OS X 10.2}}
   [b method];
+  [a proto_method]; // expected-warning{{'proto_method' is deprecated: first deprecated in Mac OS X 10.2}}
+  [b proto_method]; // expected-warning{{'proto_method' is deprecated: first deprecated in Mac OS X 10.2}}
 }