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* [Bug tree-optimization/60849] New: bogus comparison result type
@ 2014-04-15 18:09 dehao at gcc dot gnu.org
  2014-04-15 19:10 ` [Bug tree-optimization/60849] " ppluzhnikov at google dot com
                   ` (9 more replies)
  0 siblings, 10 replies; 11+ messages in thread
From: dehao at gcc dot gnu.org @ 2014-04-15 18:09 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60849

            Bug ID: 60849
           Summary: bogus comparison result type
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dehao at gcc dot gnu.org

Created attachment 32605
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32605&action=edit
testcase

In execute_fold_all_builtins, the builtin is expanded to UNORDERED_EXPR, but
its lhs is not updated to boolean type.

#gcc -c test.cc -O2
test.cc: In function ‘void foo(float)’:
test.cc:10:1: error: bogus comparison result type
 }
 ^
int
_7 = _4 unord _4;
test.cc:10:1: internal compiler error: verify_gimple failed
0xbadd91 verify_gimple_in_cfg(function*)
    ../../gcc/tree-cfg.c:4942
0xad3d94 execute_function_todo
    ../../gcc/passes.c:1853
0xad47c3 execute_todo
    ../../gcc/passes.c:1887
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/60848] [4.7/4.8/4.9/4.10 Regression] Crash while experimenting with c++-0x initializer lists
Date: Tue, 15 Apr 2014 18:12:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id`848

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-invalid-code

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This is of course totally invalid code, you can't define std::initializer_list
yourself.


^ permalink raw reply	[flat|nested] 11+ messages in thread
end of thread, other threads:[~2014-06-12 13:39 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-04-15 18:09 [Bug tree-optimization/60849] New: bogus comparison result type dehao at gcc dot gnu.org
2014-04-15 19:10 ` [Bug tree-optimization/60849] " ppluzhnikov at google dot com
2014-04-15 19:19 ` [Bug tree-optimization/60849] [4.7/4.8/4.9/4.10 Regression] " mpolacek at gcc dot gnu.org
2014-04-16  8:35 ` rguenth at gcc dot gnu.org
2014-04-17  8:14 ` [Bug tree-optimization/60849] [4.7/4.8/4.9 " rguenth at gcc dot gnu.org
2014-04-17  8:14 ` [Bug tree-optimization/60849] [4.7/4.8/4.9/4.10 " rguenth at gcc dot gnu.org
2014-04-17 13:51 ` [Bug tree-optimization/60849] [4.7/4.8/4.9 " rguenth at gcc dot gnu.org
2014-04-17 22:42 ` dehao at gcc dot gnu.org
2014-04-22  7:45 ` rguenther at suse dot de
2014-05-06  9:02 ` [Bug tree-optimization/60849] [4.7/4.8 " rguenth at gcc dot gnu.org
2014-06-12 13:39 ` [Bug tree-optimization/60849] [4.7 " rguenth at gcc dot gnu.org

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