[PING] C++ Re: [PATCH] C/C++: fix quoting of "aka" typedef information (PR 62170)

Volker Reichelt v.reichelt@netcologne.de
Sun Jul 16 10:02:00 GMT 2017


On 14 Jul, Martin Sebor wrote:
> On 06/21/2017 01:59 AM, Volker Reichelt wrote:
>> On 20 Jun, Jason Merrill wrote:
>>> On Tue, Jun 20, 2017 at 3:06 PM, David Malcolm <dmalcolm@redhat.com> wrote:
>>>> It's not clear to me what the issue alluded to with negative
>>>> obstack_blank is, but I chose to follow the above docs and use
>>>> obstack_blank_fast; am testing an updated patch in which the above line
>>>> now looks like:
>>>>
>>>>           obstack_blank_fast (ob, -(type_start + type_len));
>>>>
>>>> Is the patch OK with that change? (assuming bootstrap&regrtesting
>>>> pass), or should I re-post?
>>>
>>> OK with that change.
>>>
>>>> On a related matter, this patch conflicts with Volker's patch here:
>>>>
>>>>   https://gcc.gnu.org/ml/gcc-patches/2017-04/msg01576.html
>>>>
>>>> in which he removes the trailing "{enum}" info (and hence all of our
>>>> changes to the testsuite conflict between the two patches...)
>>>>
>>>> Do you have any thoughts on that other patch? [Ccing Volker]
>>>
>>> That patch makes sense to me; I prefer "enum E" to "E {enum}".
>>>
>>> Jason
>>
>> Is 'makes sense' equivalent to 'OK for trunk' here? If so, should my
>> patch go in before David's or should we do it the other way round?
> 
> I missed this and have been pinging your patch on your behalf
> (below).  In the interest on making progress on this, IMO trivial,
> change I recommend taking Jason's comment as approval.
> 
> https://gcc.gnu.org/ml/gcc-patches/2017-07/msg00472.html
> 
> Martin

After several pings

https://gcc.gnu.org/ml/gcc-patches/2017-05/msg01248.html
https://gcc.gnu.org/ml/gcc-patches/2017-06/msg00207.html
https://gcc.gnu.org/ml/gcc-patches/2017-06/msg00712.html  (by Gerald)
https://gcc.gnu.org/ml/gcc-patches/2017-06/msg01487.html  (by Martin)
https://gcc.gnu.org/ml/gcc-patches/2017-07/msg00472.html  (by Martin)

(thanks Gerald and Martin!) for

https://gcc.gnu.org/ml/gcc-patches/2017-04/msg01576.html

I went with Martin's suggestion and took Jason's 'make sense' as an OK
for this trivial patch. Due to changes of an error message and a
testcase the patch had to be updated slightly (attached below)

Bootstrapped and regtested again on x86_64-pc-linux-gnu.
Applied to trunk.

Regards,
Volker


2017-07-16  Volker Reichelt  <v.reichelt@netcologne.de>

	* parser.c (cp_parser_cast_expression): Use %q#T instead of %qT
	in old-style cast diagnostic.
	* typeck.c (maybe_warn_about_useless_cast): Use %q#T instead of %qT
	in useless cast diagnostic.
	* error.c (type_to_string): Remove enum special handling.

Index: gcc/cp/parser.c
===================================================================
--- gcc/cp/parser.c	(revision 250230)
+++ gcc/cp/parser.c	(working copy)
@@ -8890,7 +8890,7 @@
 		  maybe_add_cast_fixit (&rich_loc, open_paren_loc, close_paren_loc,
 					expr, type);
 		  warning_at_rich_loc (&rich_loc, OPT_Wold_style_cast,
-				       "use of old-style cast to %qT", type);
+				       "use of old-style cast to %q#T", type);
 		}
 
 	      /* Only type conversions to integral or enumeration types
Index: gcc/cp/typeck.c
===================================================================
--- gcc/cp/typeck.c	(revision 250230)
+++ gcc/cp/typeck.c	(working copy)
@@ -6681,7 +6681,7 @@
 	       ? xvalue_p (expr) : lvalue_p (expr))
 	   && same_type_p (TREE_TYPE (expr), TREE_TYPE (type)))
 	  || same_type_p (TREE_TYPE (expr), type))
-	warning (OPT_Wuseless_cast, "useless cast to type %qT", type);
+	warning (OPT_Wuseless_cast, "useless cast to type %q#T", type);
     }
 }
 
Index: gcc/cp/error.c
===================================================================
--- gcc/cp/error.c	(revision 250230)
+++ gcc/cp/error.c	(working copy)
@@ -3172,10 +3172,6 @@
       if (len == aka_len && memcmp (p, p+aka_start, len) == 0)
 	p[len] = '\0';
     }
-
-  if (typ && TYPE_P (typ) && TREE_CODE (typ) == ENUMERAL_TYPE)
-    pp_string (cxx_pp, M_(" {enum}"));
-
   return pp_ggc_formatted_text (cxx_pp);
 }
 
===================================================================

2017-07-16  Volker Reichelt  <v.reichelt@netcologne.de>

	* g++.dg/cpp1z/direct-enum-init1.C: Revert special enum handling.
	* g++.dg/warn/pr12242.C: Likewise.

Index: gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C
===================================================================
--- gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C	(revision 250230)
+++ gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C	(working copy)
@@ -17,67 +17,67 @@
 void
 foo ()
 {
-  A a1 { 5 };		// { dg-error "invalid conversion from 'int' to 'A {enum}'" }
-  B b1 { 7 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  A a1 { 5 };		// { dg-error "invalid conversion from 'int' to 'A'" }
+  B b1 { 7 };		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
   C c1 { s };
-  D d1 { D(t) };	// { dg-error "invalid cast from type 'T' to type 'D {enum}'" }
-  D d2 { t };		// { dg-error "cannot convert 'T' to 'D {enum}' in initialization" "" { target c++14_down } }
-			// { dg-error "invalid cast from type 'T' to type 'D {enum}'" "" { target c++1z } .-1 }
-  D d3 { 9 };		// { dg-error "cannot convert 'int' to 'D {enum}' in initialization" "" { target c++14_down } }
-  D d4 { l };		// { dg-error "cannot convert 'long int' to 'D {enum}' in initialization" "" { target c++14_down } }
+  D d1 { D(t) };	// { dg-error "invalid cast from type 'T' to type 'D'" }
+  D d2 { t };		// { dg-error "cannot convert 'T' to 'D' in initialization" "" { target c++14_down } }
+			// { dg-error "invalid cast from type 'T' to type 'D'" "" { target c++1z } .-1 }
+  D d3 { 9 };		// { dg-error "cannot convert 'int' to 'D' in initialization" "" { target c++14_down } }
+  D d4 { l };		// { dg-error "cannot convert 'long int' to 'D' in initialization" "" { target c++14_down } }
   D d5 { D(l) };
-  D d6 { G };		// { dg-error "cannot convert 'A {enum}' to 'D {enum}' in initialization" "" { target c++14_down } }
-  E e1 { 5 };		// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  E e2 { -1 };		// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
+  D d6 { G };		// { dg-error "cannot convert 'A' to 'D' in initialization" "" { target c++14_down } }
+  E e1 { 5 };		// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  E e2 { -1 };		// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '-1' from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  E e3 { 5.0 };		// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  E e3 { 5.0 };		// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  E e4 { 5.2 };		// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  E e4 { 5.2 };		// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.\[0-9]*e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  B b2 = { 7 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" }
-  C c2 = { C { 8 } };	// { dg-error "cannot convert 'int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  B b2 = { 7 };		// { dg-error "invalid conversion from 'int' to 'B'" }
+  C c2 = { C { 8 } };	// { dg-error "cannot convert 'int' to 'C' in initialization" "" { target c++14_down } }
 
-  D *d7 = new D { 9 };	// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target c++14_down } }
-  E *e5 = new E { -4 };	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
+  D *d7 = new D { 9 };	// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target c++14_down } }
+  E *e5 = new E { -4 };	// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '-4' from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  bar ({ 10 });		// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' for argument" }
-  bar (E { 9 });	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  V v1 = { { 11 } };	// { dg-error "braces around scalar initializer for type 'E {enum}'" }
-  V v2 = { E { 12 } };	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  V v3 = { E { 5.0 } };	// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  bar ({ 10 });		// { dg-error "cannot convert \[^\n\r]* to 'E' for argument" }
+  bar (E { 9 });	// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  V v1 = { { 11 } };	// { dg-error "braces around scalar initializer for type 'E'" }
+  V v2 = { E { 12 } };	// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  V v3 = { E { 5.0 } };	// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  V v4 = { 13 };	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" }
-  if (B b3 { 5 })	// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  V v4 = { 13 };	// { dg-error "cannot convert 'int' to 'E' in initialization" }
+  if (B b3 { 5 })	// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
     ;
-  if (B b4 { 4.0 })	// { dg-error "cannot convert 'double' to 'B {enum}' in initialization" "" { target c++14_down } }
+  if (B b4 { 4.0 })	// { dg-error "cannot convert 'double' to 'B' in initialization" "" { target c++14_down } }
     ;			// { dg-error "narrowing conversion of '4.0e.0' from 'double' to 'short int' inside" "" { target c++1z } .-1 }
-  C c3 { 8L };		// { dg-error "cannot convert 'long int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  B b4 {short (c + 5)};	// { dg-error "invalid conversion from 'short int' to 'B {enum}'" "" { target c++14_down } }
-  B b5 {c + 5};		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  C c3 { 8L };		// { dg-error "cannot convert 'long int' to 'C' in initialization" "" { target c++14_down } }
+  B b4 {short (c + 5)};	// { dg-error "invalid conversion from 'short int' to 'B'" "" { target c++14_down } }
+  B b5 {c + 5};		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of \[^\n\r]* from 'int' to 'short int' inside" "" { target c++1z } .-1 }
-  C c4 { ll };		// { dg-error "cannot convert 'long long int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  C c4 { ll };		// { dg-error "cannot convert 'long long int' to 'C' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of 'll' from 'long long int' to 'int' inside" "" { target c++1z } .-1 }
-  C c5 {short (c + 5)};	// { dg-error "cannot convert 'short int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  C c6 {c + 5};		// { dg-error "cannot convert 'int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  C c5 {short (c + 5)};	// { dg-error "cannot convert 'short int' to 'C' in initialization" "" { target c++14_down } }
+  C c6 {c + 5};		// { dg-error "cannot convert 'int' to 'C' in initialization" "" { target c++14_down } }
 }
 
 struct U
 {
-  U () : e { 5 } {}	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
-  U (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
+  U () : e { 5 } {}	// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
+  U (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
   U (float) : e({ 6 }) {}// { dg-error "list-initializer for non-class type must not be parenthesized" }
-			// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target *-*-* } .-1 }
+			// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target *-*-* } .-1 }
   E e;
 };
 
 struct W
 {
-  A a { 5 };		// { dg-error "invalid conversion from 'int' to 'A {enum}'" }
-  B b { 6 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
-  C c { 3.0f };		// { dg-error "cannot convert \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } }
+  A a { 5 };		// { dg-error "invalid conversion from 'int' to 'A'" }
+  B b { 6 };		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
+  C c { 3.0f };		// { dg-error "cannot convert \[^\n\r]* to 'C' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-1 }
-  D d = { 7 };		// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" }
+  D d = { 7 };		// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" }
 };
 
 template <int N>
@@ -84,54 +84,54 @@
 void
 foo2 ()
 {
-  A a1 { 5 };		// { dg-error "invalid conversion from 'int' to 'A {enum}'" }
-  B b1 { 7 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  A a1 { 5 };		// { dg-error "invalid conversion from 'int' to 'A'" }
+  B b1 { 7 };		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
   C c1 { s };
-  D d1 { D(t) };	// { dg-error "invalid cast from type 'T' to type 'D {enum}'" }
-  D d2 { t };		// { dg-error "cannot convert 'T' to 'D {enum}' in initialization" "" { target c++14_down } }
-			// { dg-error "invalid cast from type 'T' to type 'D {enum}'" "" { target c++1z } .-1 }
-  D d3 { 9 };		// { dg-error "cannot convert 'int' to 'D {enum}' in initialization" "" { target c++14_down } }
-  D d4 { l };		// { dg-error "cannot convert 'long int' to 'D {enum}' in initialization" "" { target c++14_down } }
+  D d1 { D(t) };	// { dg-error "invalid cast from type 'T' to type 'D'" }
+  D d2 { t };		// { dg-error "cannot convert 'T' to 'D' in initialization" "" { target c++14_down } }
+			// { dg-error "invalid cast from type 'T' to type 'D'" "" { target c++1z } .-1 }
+  D d3 { 9 };		// { dg-error "cannot convert 'int' to 'D' in initialization" "" { target c++14_down } }
+  D d4 { l };		// { dg-error "cannot convert 'long int' to 'D' in initialization" "" { target c++14_down } }
   D d5 { D(l) };
-  D d6 { G };		// { dg-error "cannot convert 'A {enum}' to 'D {enum}' in initialization" "" { target c++14_down } }
-  E e1 { 5 };		// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  E e2 { -1 };		// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
+  D d6 { G };		// { dg-error "cannot convert 'A' to 'D' in initialization" "" { target c++14_down } }
+  E e1 { 5 };		// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  E e2 { -1 };		// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '-1' from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  E e3 { 5.0 };		// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  E e3 { 5.0 };		// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  E e4 { 5.2 };		// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  E e4 { 5.2 };		// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.\[0-9]*e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  B b2 = { 7 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" }
-  C c2 = { C { 8 } };	// { dg-error "cannot convert 'int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  D *d7 = new D { 9 };	// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target c++14_down } }
-  E *e5 = new E { -4 };	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
+  B b2 = { 7 };		// { dg-error "invalid conversion from 'int' to 'B'" }
+  C c2 = { C { 8 } };	// { dg-error "cannot convert 'int' to 'C' in initialization" "" { target c++14_down } }
+  D *d7 = new D { 9 };	// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target c++14_down } }
+  E *e5 = new E { -4 };	// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '-4' from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  bar ({ 10 });		// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' for argument" }
-  bar (E { 9 });	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  V v1 = { { 11 } };	// { dg-error "braces around scalar initializer for type 'E {enum}'" }
-  V v2 = { E { 12 } };	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  V v3 = { E { 5.0 } };	// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  bar ({ 10 });		// { dg-error "cannot convert \[^\n\r]* to 'E' for argument" }
+  bar (E { 9 });	// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  V v1 = { { 11 } };	// { dg-error "braces around scalar initializer for type 'E'" }
+  V v2 = { E { 12 } };	// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  V v3 = { E { 5.0 } };	// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  V v4 = { 13 };	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" }
-  if (B b3 { 5 })	// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  V v4 = { 13 };	// { dg-error "cannot convert 'int' to 'E' in initialization" }
+  if (B b3 { 5 })	// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
     ;
-  if (B b4 { 4.0 })	// { dg-error "cannot convert 'double' to 'B {enum}' in initialization" "" { target c++14_down } }
+  if (B b4 { 4.0 })	// { dg-error "cannot convert 'double' to 'B' in initialization" "" { target c++14_down } }
     ;			// { dg-error "narrowing conversion of '4.0e.0' from 'double' to 'short int' inside" "" { target c++1z } .-1 }
-  C c3 { 8L };		// { dg-error "cannot convert 'long int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  B b4 {short (c + 5)};	// { dg-error "invalid conversion from 'short int' to 'B {enum}'" "" { target c++14_down } }
-  B b5 {c + 5};		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  C c3 { 8L };		// { dg-error "cannot convert 'long int' to 'C' in initialization" "" { target c++14_down } }
+  B b4 {short (c + 5)};	// { dg-error "invalid conversion from 'short int' to 'B'" "" { target c++14_down } }
+  B b5 {c + 5};		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of \[^\n\r]* from 'int' to 'short int' inside" "" { target c++1z } .-1 }
-  C c4 { ll };		// { dg-error "cannot convert 'long long int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  C c4 { ll };		// { dg-error "cannot convert 'long long int' to 'C' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of 'll' from 'long long int' to 'int' inside" "" { target c++1z } .-1 }
-  C c5 {short (c + 5)};	// { dg-error "cannot convert 'short int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  C c6 {c + 5};		// { dg-error "cannot convert 'int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  C c5 {short (c + 5)};	// { dg-error "cannot convert 'short int' to 'C' in initialization" "" { target c++14_down } }
+  C c6 {c + 5};		// { dg-error "cannot convert 'int' to 'C' in initialization" "" { target c++14_down } }
 }
 
 template <int N>
 struct U2
 {
-  U2 () : e { 5 } {}	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
-  U2 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
+  U2 () : e { 5 } {}	// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
+  U2 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
   U2 (float) : e({ 6 }) {}
   E e;
@@ -140,11 +140,11 @@
 template <int N>
 struct W2
 {
-  A a { 5 };		// { dg-error "invalid conversion from 'int' to 'A {enum}'" "" { target *-*-* } .-2 }
-  B b { 6 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } .-3 }
-  C c { 3.0f };		// { dg-error "cannot convert \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } .-4 }
+  A a { 5 };		// { dg-error "invalid conversion from 'int' to 'A'" "" { target *-*-* } .-2 }
+  B b { 6 };		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } .-3 }
+  C c { 3.0f };		// { dg-error "cannot convert \[^\n\r]* to 'C' in initialization" "" { target c++14_down } .-4 }
 			// { dg-error "narrowing conversion of '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-5 }
-  D d = { 7 };		// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target *-*-* } .-6 }
+  D d = { 7 };		// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target *-*-* } .-6 }
 };
 
 template <typename H, typename I, typename J, typename K, typename L, typename M>
@@ -152,54 +152,54 @@
 foo3 ()
 {
   void bar3 (L);
-  H a1 { 5 };		// { dg-error "invalid conversion from 'int' to 'A {enum}'" }
-  I b1 { 7 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  H a1 { 5 };		// { dg-error "invalid conversion from 'int' to 'A'" }
+  I b1 { 7 };		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
   J c1 { s };
-  K d1 { K(t) };	// { dg-error "invalid cast from type 'T' to type 'D {enum}'" }
-  K d2 { t };		// { dg-error "cannot convert 'T' to 'D {enum}' in initialization" "" { target c++14_down } }
-			// { dg-error "invalid cast from type 'T' to type 'D {enum}'" "" { target c++1z } .-1 }
-  K d3 { 9 };		// { dg-error "cannot convert 'int' to 'D {enum}' in initialization" "" { target c++14_down } }
-  K d4 { l };		// { dg-error "cannot convert 'long int' to 'D {enum}' in initialization" "" { target c++14_down } }
+  K d1 { K(t) };	// { dg-error "invalid cast from type 'T' to type 'D'" }
+  K d2 { t };		// { dg-error "cannot convert 'T' to 'D' in initialization" "" { target c++14_down } }
+			// { dg-error "invalid cast from type 'T' to type 'D'" "" { target c++1z } .-1 }
+  K d3 { 9 };		// { dg-error "cannot convert 'int' to 'D' in initialization" "" { target c++14_down } }
+  K d4 { l };		// { dg-error "cannot convert 'long int' to 'D' in initialization" "" { target c++14_down } }
   K d5 { K(l) };
-  K d6 { G };		// { dg-error "cannot convert 'A {enum}' to 'D {enum}' in initialization" "" { target c++14_down } }
-  L e1 { 5 };		// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  L e2 { -1 };		// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
+  K d6 { G };		// { dg-error "cannot convert 'A' to 'D' in initialization" "" { target c++14_down } }
+  L e1 { 5 };		// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  L e2 { -1 };		// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '-1' from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  L e3 { 5.0 };		// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  L e3 { 5.0 };		// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  L e4 { 5.2 };		// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  L e4 { 5.2 };		// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.\[0-9]*e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  I b2 = { 7 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" }
-  J c2 = { J { 8 } };	// { dg-error "cannot convert 'int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  K *d7 = new K { 9 };	// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target c++14_down } }
-  L *e5 = new L { -4 };	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
+  I b2 = { 7 };		// { dg-error "invalid conversion from 'int' to 'B'" }
+  J c2 = { J { 8 } };	// { dg-error "cannot convert 'int' to 'C' in initialization" "" { target c++14_down } }
+  K *d7 = new K { 9 };	// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target c++14_down } }
+  L *e5 = new L { -4 };	// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '-4' from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  bar3 ({ 10 });	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' for argument" }
-  bar3 (E { 9 });	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  M v1 = { { 11 } };	// { dg-error "braces around scalar initializer for type 'E {enum}'" }
-  M v2 = { L { 12 } };	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" "" { target c++14_down } }
-  M v3 = { L { 5.0 } };	// { dg-error "cannot convert 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
+  bar3 ({ 10 });	// { dg-error "cannot convert \[^\n\r]* to 'E' for argument" }
+  bar3 (E { 9 });	// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  M v1 = { { 11 } };	// { dg-error "braces around scalar initializer for type 'E'" }
+  M v2 = { L { 12 } };	// { dg-error "cannot convert 'int' to 'E' in initialization" "" { target c++14_down } }
+  M v3 = { L { 5.0 } };	// { dg-error "cannot convert 'double' to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
-  M v4 = { 13 };	// { dg-error "cannot convert 'int' to 'E {enum}' in initialization" }
-  if (I b3 { 5 })	// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  M v4 = { 13 };	// { dg-error "cannot convert 'int' to 'E' in initialization" }
+  if (I b3 { 5 })	// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
     ;
-  if (I b4 { 4.0 })	// { dg-error "cannot convert 'double' to 'B {enum}' in initialization" "" { target c++14_down } }
+  if (I b4 { 4.0 })	// { dg-error "cannot convert 'double' to 'B' in initialization" "" { target c++14_down } }
     ;			// { dg-error "narrowing conversion of '4.0e.0' from 'double' to 'short int' inside" "" { target c++1z } .-1 }
-  J c3 { 8L };		// { dg-error "cannot convert 'long int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  I b4 {short (c + 5)};	// { dg-error "invalid conversion from 'short int' to 'B {enum}'" "" { target c++14_down } }
-  I b5 {c + 5};		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } }
+  J c3 { 8L };		// { dg-error "cannot convert 'long int' to 'C' in initialization" "" { target c++14_down } }
+  I b4 {short (c + 5)};	// { dg-error "invalid conversion from 'short int' to 'B'" "" { target c++14_down } }
+  I b5 {c + 5};		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of \[^\n\r]* from 'int' to 'short int' inside" "" { target c++1z } .-1 }
-  J c4 { ll };		// { dg-error "cannot convert 'long long int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  J c4 { ll };		// { dg-error "cannot convert 'long long int' to 'C' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of 'll' from 'long long int' to 'int' inside" "" { target c++1z } .-1 }
-  J c5 {short (c + 5)};	// { dg-error "cannot convert 'short int' to 'C {enum}' in initialization" "" { target c++14_down } }
-  J c6 {c + 5};		// { dg-error "cannot convert 'int' to 'C {enum}' in initialization" "" { target c++14_down } }
+  J c5 {short (c + 5)};	// { dg-error "cannot convert 'short int' to 'C' in initialization" "" { target c++14_down } }
+  J c6 {c + 5};		// { dg-error "cannot convert 'int' to 'C' in initialization" "" { target c++14_down } }
 }
 
 template <typename L>
 struct U3
 {
-  U3 () : e { 5 } {}	// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
-  U3 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
+  U3 () : e { 5 } {}	// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
+  U3 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to 'E' in initialization" "" { target c++14_down } }
 			// { dg-error "narrowing conversion of '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z } .-1 }
   U3 (float) : e({ 6 }) {}
   L e;
@@ -208,11 +208,11 @@
 template <typename H, typename I, typename J, typename K>
 struct W3
 {
-  H a { 5 };		// { dg-error "invalid conversion from 'int' to 'A {enum}'" "" { target *-*-* } .-2 }
-  I b { 6 };		// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } .-3 }
-  J c { 3.0f };		// { dg-error "cannot convert \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } .-4 }
+  H a { 5 };		// { dg-error "invalid conversion from 'int' to 'A'" "" { target *-*-* } .-2 }
+  I b { 6 };		// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } .-3 }
+  J c { 3.0f };		// { dg-error "cannot convert \[^\n\r]* to 'C' in initialization" "" { target c++14_down } .-4 }
 			// { dg-error "narrowing conversion of '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-5 }
-  K d = { 7 };		// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target *-*-* } .-6 }
+  K d = { 7 };		// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target *-*-* } .-6 }
 };
 
 void
@@ -221,17 +221,17 @@
   foo2<0> ();
   U2<0> u20;
   U2<1> u21 (5);
-  W2<0> w2;		// { dg-error "invalid conversion from 'int' to 'A {enum}'" }
-			// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } .-1 }
-			// { dg-error "cannot convert \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } .-2 }
+  W2<0> w2;		// { dg-error "invalid conversion from 'int' to 'A'" }
+			// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } .-1 }
+			// { dg-error "cannot convert \[^\n\r]* to 'C' in initialization" "" { target c++14_down } .-2 }
 			// { dg-error "narrowing conversion of '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-3 }
-			// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target *-*-* } .-4 }
+			// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target *-*-* } .-4 }
   foo3<A, B, C, D, E, V> ();
   U3<E> u30;
   U3<E> u31 (5);
-  W3<A, B, C, D> w3;	// { dg-error "invalid conversion from 'int' to 'A {enum}'" }
-			// { dg-error "invalid conversion from 'int' to 'B {enum}'" "" { target c++14_down } .-1 }
-			// { dg-error "cannot convert \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } .-2 }
+  W3<A, B, C, D> w3;	// { dg-error "invalid conversion from 'int' to 'A'" }
+			// { dg-error "invalid conversion from 'int' to 'B'" "" { target c++14_down } .-1 }
+			// { dg-error "cannot convert \[^\n\r]* to 'C' in initialization" "" { target c++14_down } .-2 }
 			// { dg-error "narrowing conversion of '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-3 }
-			// { dg-error "cannot convert \[^\n\r]* to 'D {enum}' in initialization" "" { target *-*-* } .-4 }
+			// { dg-error "cannot convert \[^\n\r]* to 'D' in initialization" "" { target *-*-* } .-4 }
 }
Index: gcc/testsuite/g++.dg/warn/pr12242.C
===================================================================
--- gcc/testsuite/g++.dg/warn/pr12242.C	(revision 250230)
+++ gcc/testsuite/g++.dg/warn/pr12242.C	(working copy)
@@ -10,14 +10,14 @@
   X x;
   Y y;
   
-  x = 10;  // { dg-warning "invalid conversion from .int. to .X {enum}." "invalid" }
+  x = 10;  // { dg-warning "invalid conversion from .int. to .X." "invalid" }
            // { dg-warning "unspecified" "unspecified" { target *-*-* } .-1 }
-  x = 1;   // { dg-warning "invalid conversion from .int. to .X {enum}." }
-  x = C;   // { dg-error "cannot convert .Y {enum}. to .X {enum}. in assignment" }  
-  x = D;   // { dg-error "cannot convert .Y {enum}. to .X {enum}. in assignment" }  
-  y = A;   // { dg-error "cannot convert .X {enum}. to .Y {enum}. in assignment" }  
-  x = y;   // { dg-error "cannot convert .Y {enum}. to .X {enum}. in assignment" }  
-  x = i;   // { dg-warning "invalid conversion from .int. to .X {enum}."  }
+  x = 1;   // { dg-warning "invalid conversion from .int. to .X." }
+  x = C;   // { dg-error "cannot convert .Y. to .X. in assignment" }  
+  x = D;   // { dg-error "cannot convert .Y. to .X. in assignment" }  
+  y = A;   // { dg-error "cannot convert .X. to .Y. in assignment" }  
+  x = y;   // { dg-error "cannot convert .Y. to .X. in assignment" }  
+  x = i;   // { dg-warning "invalid conversion from .int. to .X."  }
 }
 
 void foo () 
===================================================================



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