public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression
@ 2005-02-22 22:06 reichelt at gcc dot gnu dot org
  2005-02-22 22:23 ` [Bug c++/20148] " pinskia at gcc dot gnu dot org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2005-02-22 22:06 UTC (permalink / raw)
  To: gcc-bugs

The diagnostic for the following invalid code snippet is hosed on mainline
(this only affects the C++ frontend):

==========================
void foo()
{
    if (({int c[2];})) ;
}
==========================

bug.cc: In function 'void foo()':
bug.cc:3: error: could not convert '{#'decl_expr' not supported by
dump_expr#<expression error>}' to 'bool'

Older versions handle this correctly:

bug.cc: In function `void foo()':
bug.cc:3: error: could not convert `({...})' to `bool'

-- 
           Summary: [4.0 regression] Hosed error message with statement
                    expression
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Keywords: diagnostic, monitored
          Severity: normal
          Priority: P2
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: reichelt at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20148


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/20148] [4.0 regression] Hosed error message with statement expression
  2005-02-22 22:06 [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression reichelt at gcc dot gnu dot org
@ 2005-02-22 22:23 ` pinskia at gcc dot gnu dot org
  2005-02-22 23:17 ` reichelt at gcc dot gnu dot org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2005-02-22 22:23 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From pinskia at gcc dot gnu dot org  2005-02-22 17:06 -------
Confirmed.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
   Last reconfirmed|0000-00-00 00:00:00         |2005-02-22 17:06:21
               date|                            |
   Target Milestone|---                         |4.0.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20148


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/20148] [4.0 regression] Hosed error message with statement expression
  2005-02-22 22:06 [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression reichelt at gcc dot gnu dot org
  2005-02-22 22:23 ` [Bug c++/20148] " pinskia at gcc dot gnu dot org
@ 2005-02-22 23:17 ` reichelt at gcc dot gnu dot org
  2005-02-23  7:01 ` mmitchel at gcc dot gnu dot org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2005-02-22 23:17 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From reichelt at gcc dot gnu dot org  2005-02-22 17:16 -------
The following code snippet shows a similar problem:

====================
void foo()
{
    if (({})) ;
}
====================

bug.cc: In function 'void foo()':
bug.cc:3: error: could not convert '#'statement_list' not supported by
dump_expr#<expression error>' to 'bool'


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20148


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/20148] [4.0 regression] Hosed error message with statement expression
  2005-02-22 22:06 [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression reichelt at gcc dot gnu dot org
  2005-02-22 22:23 ` [Bug c++/20148] " pinskia at gcc dot gnu dot org
  2005-02-22 23:17 ` reichelt at gcc dot gnu dot org
@ 2005-02-23  7:01 ` mmitchel at gcc dot gnu dot org
  2005-02-23 13:36 ` cvs-commit at gcc dot gnu dot org
  2005-02-23 13:56 ` mmitchel at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: mmitchel at gcc dot gnu dot org @ 2005-02-23  7:01 UTC (permalink / raw)
  To: gcc-bugs



-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |mark at codesourcery dot com
                   |dot org                     |
             Status|NEW                         |ASSIGNED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20148


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/20148] [4.0 regression] Hosed error message with statement expression
  2005-02-22 22:06 [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression reichelt at gcc dot gnu dot org
                   ` (2 preceding siblings ...)
  2005-02-23  7:01 ` mmitchel at gcc dot gnu dot org
@ 2005-02-23 13:36 ` cvs-commit at gcc dot gnu dot org
  2005-02-23 13:56 ` mmitchel at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu dot org @ 2005-02-23 13:36 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-02-23 05:31 -------
Subject: Bug 20148

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	mmitchel@gcc.gnu.org	2005-02-23 05:30:51

Modified files:
	gcc/testsuite/g++.dg/template: qualttp15.C 
	gcc/testsuite/g++.old-deja/g++.other: struct1.C 
	gcc/testsuite  : ChangeLog 
	gcc/cp         : ChangeLog decl2.c error.c init.c parser.c 
	                 semantics.c 
Added files:
	gcc/testsuite/g++.dg/parse: constant7.C error27.C error26.C 
	gcc/testsuite/g++.dg/template: error17.C 

Log message:
	PR c++/19991
	* init.c (integral_constant_value): Iterate if the value of a decl
	is itself a constant.
	
	PR c++/20152
	* parser.c (cp_parser_class_head): Check for redefintions here.
	* semantics.c (begin_class_definition): Not here.
	
	PR c++/20153
	* decl2.c (build_anon_union_vars): Add type parameter.
	(finish_anon_union): Pass it.
	
	PR c++/20148
	* error.c (dump_expr): Do not print the body of a BIND_EXPR.
	Handle STATEMENT_LIST.
	
	PR c++/19991
	* g++.dg/parse/constant7.C: New test.
	
	PR c++/20152
	* g++.dg/parse/error27.C: New test.
	* g++.dg/template/qualttp15.C: Adjust error markers.
	* g++.old-deja/g++.other/struct1.C: Likewise.
	
	PR c++/20153
	* g++.dg/template/error17.C: New test.
	
	PR c++/20148
	* g++.dg/parser/error26.C: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/parse/constant7.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/parse/error27.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/parse/error26.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/template/error17.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/template/qualttp15.C.diff?cvsroot=gcc&r1=1.1&r2=1.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.old-deja/g++.other/struct1.C.diff?cvsroot=gcc&r1=1.3&r2=1.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5072&r2=1.5073
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/ChangeLog.diff?cvsroot=gcc&r1=1.4641&r2=1.4642
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/decl2.c.diff?cvsroot=gcc&r1=1.768&r2=1.769
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/error.c.diff?cvsroot=gcc&r1=1.276&r2=1.277
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/init.c.diff?cvsroot=gcc&r1=1.410&r2=1.411
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/parser.c.diff?cvsroot=gcc&r1=1.317&r2=1.318
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/semantics.c.diff?cvsroot=gcc&r1=1.462&r2=1.463



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20148


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug c++/20148] [4.0 regression] Hosed error message with statement expression
  2005-02-22 22:06 [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression reichelt at gcc dot gnu dot org
                   ` (3 preceding siblings ...)
  2005-02-23 13:36 ` cvs-commit at gcc dot gnu dot org
@ 2005-02-23 13:56 ` mmitchel at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: mmitchel at gcc dot gnu dot org @ 2005-02-23 13:56 UTC (permalink / raw)
  To: gcc-bugs


------- Additional Comments From mmitchel at gcc dot gnu dot org  2005-02-23 05:37 -------
Fixed in 4.0.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20148


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2005-02-23  5:37 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2005-02-22 22:06 [Bug c++/20148] New: [4.0 regression] Hosed error message with statement expression reichelt at gcc dot gnu dot org
2005-02-22 22:23 ` [Bug c++/20148] " pinskia at gcc dot gnu dot org
2005-02-22 23:17 ` reichelt at gcc dot gnu dot org
2005-02-23  7:01 ` mmitchel at gcc dot gnu dot org
2005-02-23 13:36 ` cvs-commit at gcc dot gnu dot org
2005-02-23 13:56 ` mmitchel at gcc dot gnu dot org

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).