https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
Jason Merrill changed:
What|Removed |Added
Status|NEW |RESOLVED
Known to work|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #16 from Jason Merrill jason at gcc dot gnu.org ---
Author: jason
Date: Tue Aug 18 14:43:38 2015
New Revision: 226973
URL: https://gcc.gnu.org/viewcvs?rev=226973root=gccview=rev
Log:
PR c++/58063
* tree.c (bot_manip):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
Ville Voutilainen ville.voutilainen at gmail dot com changed:
What|Removed |Added
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #14 from Jason Merrill jason at gcc dot gnu.org ---
Author: jason
Date: Wed Jun 17 14:33:17 2015
New Revision: 224559
URL: https://gcc.gnu.org/viewcvs?rev=224559root=gccview=rev
Log:
PR c++/58063
* tree.c (bot_manip):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #13 from Jason Merrill jason at gcc dot gnu.org ---
Author: jason
Date: Tue Jun 16 19:29:09 2015
New Revision: 224533
URL: https://gcc.gnu.org/viewcvs?rev=224533root=gccview=rev
Log:
PR c++/58063
* tree.c (bot_manip):
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #12 from plokinom at gmail dot com ---
I can confirm this still happens with g++ 5.1.0.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
Fanael fanael4 at gmail dot com changed:
What|Removed |Added
CC||fanael4 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
Paolo Carlini paolo.carlini at oracle dot com changed:
What|Removed |Added
Keywords||wrong-code
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
Daniel Krügler daniel.kruegler at googlemail dot com changed:
What|Removed |Added
CC|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #2 from Paolo Carlini paolo.carlini at oracle dot com ---
The standard streams are indeed special, being constructed once and never
destroyed, see libstdc++-v3/src/c++98/ios_init.cc. I suppose a minimal
reproducer could involve a file
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #3 from Daniel Krügler daniel.kruegler at googlemail dot com ---
(In reply to Paolo Carlini from comment #2)
I suppose a minimal reproducer could involve a file scope static of some
sort...
I'm a bit confused by your reply, Paolo:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #4 from Paolo Carlini paolo.carlini at oracle dot com ---
Sorry, I didn't study it in sufficient detail. Anyway, no mysteries, this is
free software: libstdc++-v3/src/c++98/ios_init.cc etc.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #5 from Paolo Carlini paolo.carlini at oracle dot com ---
Ah, in case isn't obvious already: it only happens when the I/O expression
has the ! operator in front.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #6 from Daniel Krügler daniel.kruegler at googlemail dot com ---
(In reply to Paolo Carlini from comment #5)
Ah, in case isn't obvious already: it only happens when the I/O expression
has the ! operator in front.
I suspected that
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #7 from Paolo Carlini paolo.carlini at oracle dot com ---
I'm not at all sure! But it happens with -O0 too, right?, thus at this point
the front-end seems more likely than the back-end, I would not change the
Component from c++ to
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #8 from Daniel Krügler daniel.kruegler at googlemail dot com ---
(In reply to Paolo Carlini from comment #7)
But it happens with -O0 too, right?
Yes.
In any case we badly need a reduced testcase ;)
I agree. Unfortunately I'm on
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58063
--- Comment #9 from Paolo Carlini paolo.carlini at oracle dot com ---
Your help is always very appreciated, Daniel. Here we have plenty of work to do
anyway, if when you will back the bug will be unchanged, consider helping more.
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