diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3f7d96e6fd0422b7a7f1120c54093605e2a1cc07..6f9f257597ba3fbe3332d7a24e3ae880baf50933 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2007-01-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
+
+	PR c++/17947
+	* toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
+	the name of the declared identifier.
+		
 2007-01-19  Dirk Mueller  <dmueller@suse.de>
 
 	* config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index f10e21081e3a1a0a17c4b6fc8fdaf355fdbc067b..34b02acefa82657d1072686bedcd58c09048c003 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2007-01-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
+
+	PR c++/17947
+	* g++.dg/warn/deprecated.C: Update warning output.
+	* g++.dg/warn/deprecated-2.C: Likewise.
+	* g++.dg/warn/deprecated-3.C: New.
+	
 2007-01-19  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* gcc.c-torture/execute/nestfunc-7.c: New.
diff --git a/gcc/testsuite/g++.dg/warn/deprecated-2.C b/gcc/testsuite/g++.dg/warn/deprecated-2.C
index afddc8f0bbd27e17d6d11d00e552c49d73a8249b..d79a7f9e6ac3671d5f1ac5e9cd75c09a4657a5c3 100644
--- a/gcc/testsuite/g++.dg/warn/deprecated-2.C
+++ b/gcc/testsuite/g++.dg/warn/deprecated-2.C
@@ -7,5 +7,5 @@ void func(void);
 void func(void) __attribute__((deprecated));
 
 void f(void) {
-  func(); /* { dg-warning "'func' is deprecated" } */
+  func(); /* { dg-warning "'void func\\(\\)' is deprecated" } */
 }
diff --git a/gcc/testsuite/g++.dg/warn/deprecated-3.C b/gcc/testsuite/g++.dg/warn/deprecated-3.C
new file mode 100644
index 0000000000000000000000000000000000000000..6087cc733fdd18a7a6d2a3810b43e83a38896d8d
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/deprecated-3.C
@@ -0,0 +1,14 @@
+/* PR 17947 bad warning with implicit conversion and __attribute__((deprecated)) */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+struct Foo
+{
+  operator int() __attribute__((deprecated));
+};
+
+void g(void)
+{
+  Foo f;
+  (int)f; // { dg-warning "warning: 'Foo::operator int\\(\\)' is deprecated \\(declared at" }
+}
diff --git a/gcc/testsuite/g++.dg/warn/deprecated.C b/gcc/testsuite/g++.dg/warn/deprecated.C
index 59dc3d67257c9c722992a06078b0378c5ccbf73b..15e8475e787d21e282b9a8e248470f2779f49b4a 100644
--- a/gcc/testsuite/g++.dg/warn/deprecated.C
+++ b/gcc/testsuite/g++.dg/warn/deprecated.C
@@ -50,13 +50,13 @@ int func1()
    int x __attribute__ ((deprecated));
    int y __attribute__ ((__deprecated__));
    int z;
-   int (*pf)() = f1;			/* { dg-warning "'f1' is deprecated" "" } */
+   int (*pf)() = f1;			/* { dg-warning "'INT1 f1\\(\\)' is deprecated" "" } */
 
    z = w + x + y + g1 + g2 + g3;	/* { dg-warning "'x' is deprecated" "" } */
    					/* { dg-warning "'y' is deprecated" "y" { target *-*-* } 55 } */
    					/* { dg-warning "'g2' is deprecated" "g2" { target *-*-* } 55 } */
    					/* { dg-warning "'g3' is deprecated" "g3" { target *-*-* } 55 } */
-   return f1(); 			/* { dg-warning "'f1' is deprecated" "f1" } */
+   return f1(); 			/* { dg-warning "'INT1 f1\\(\\)' is deprecated" "f1" } */
 }
 
 int func2(S1 *p)
@@ -64,14 +64,14 @@ int func2(S1 *p)
   S1 lp;
   
   if (p->field1)
-     return p->field2;			/* { dg-warning "'field2' is deprecated" "" } */
-  else if (lp.field4)			/* { dg-warning "'field4' is deprecated" "" } */
+     return p->field2;			/* { dg-warning "'S1::field2' is deprecated" "" } */
+  else if (lp.field4)			/* { dg-warning "'S1::field4' is deprecated" "" } */
      return p->field3;
   
   p->u1.field5 = g1 + p->field7;
-  p->u2.field9;				/* { dg-warning "'u2' is deprecated" "" } */
-  return p->u1.field6 + p->field8;	/* { dg-warning "'field6' is deprecated" "" } */
-  					/* { dg-warning "'field8' is deprecated" "field8" { target *-*-* } 73 } */
+  p->u2.field9;				/* { dg-warning "'S1::u2' is deprecated" "" } */
+  return p->u1.field6 + p->field8;	/* { dg-warning "'S1::<anonymous union>::field6' is deprecated" "" } */
+  					/* { dg-warning "'S1::field8' is deprecated" "field8" { target *-*-* } 73 } */
 }
 
 struct SS1 {
@@ -104,13 +104,13 @@ inline void T::member1(int) {}
 
 int T::member3(T *p)
 {
-  p->member1(1);			/* { dg-warning "'member1' is deprecated" "" } */
-  (*p).member1(2);			/* { dg-warning "'member1' is deprecated" "" } */
-  p->member2(1);			/* { dg-warning "'member2' is deprecated" "" } */
-  (*p).member2(2);			/* { dg-warning "'member2' is deprecated" "" } */
+  p->member1(1);			/* { dg-warning "'void T::member1\\(int\\)' is deprecated" "" } */
+  (*p).member1(2);			/* { dg-warning "'void T::member1\\(int\\)' is deprecated" "" } */
+  p->member2(1);			/* { dg-warning "'void T::member2\\(INT1\\)' is deprecated" "" } */
+  (*p).member2(2);			/* { dg-warning "'void T::member2\\(INT1\\)' is deprecated" "" } */
   p->member3(p);
   (*p).member3(p);
-  return f1(); 				/* { dg-warning "'f1' is deprecated" "" } */
+  return f1(); 				/* { dg-warning "'INT1 f1\\(\\)' is deprecated" "" } */
 }
 #endif
 
diff --git a/gcc/toplev.c b/gcc/toplev.c
index bcefdc091f1ecb515b623be4c3d93571d420b767..569dbfdc7475f110f9eef78b98d7fad0a86910f5 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -901,9 +901,8 @@ warn_deprecated_use (tree node)
     {
       expanded_location xloc = expand_location (DECL_SOURCE_LOCATION (node));
       warning (OPT_Wdeprecated_declarations,
-	       "%qs is deprecated (declared at %s:%d)",
-	       IDENTIFIER_POINTER (DECL_NAME (node)),
-	       xloc.file, xloc.line);
+	       "%qD is deprecated (declared at %s:%d)",
+	       node, xloc.file, xloc.line);
     }
   else if (TYPE_P (node))
     {