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From: "manu at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug other/23572] No warning for assigning a value to a 'float' variable that overflows with option -Wextra
Date: Thu, 22 Mar 2007 23:04:00 -0000 [thread overview]
Message-ID: <20070322230442.25564.qmail@sourceware.org> (raw)
In-Reply-To: <bug-23572-11241@http.gcc.gnu.org/bugzilla/>
------- Comment #11 from manu at gcc dot gnu dot org 2007-03-22 23:04 -------
Subject: Bug 23572
Author: manu
Date: Thu Mar 22 23:04:24 2007
New Revision: 123137
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123137
Log:
2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR other/23572
* c-lex.c (interpret_float): On overflow, emit pedantic warning if
infinities not supported, otherwise emit warning if -Woverflow. On
underflow, emit warning if -Woverflow.
* real.c (real_from_string): Return -1 if underflow, +1 if overflow
and 0 otherwise.
* real.h (real_from_string): Update declaration
testsuite/
* gcc.dg/float-range-4.c: New.
* gcc.dg/float-range-1.c: Update. Test for a warning.
* gcc.dg/float-range-3.c: New.
* gcc.dg/float-range-5.c: New.
Added:
trunk/gcc/testsuite/gcc.dg/float-range-3.c
trunk/gcc/testsuite/gcc.dg/float-range-4.c
trunk/gcc/testsuite/gcc.dg/float-range-5.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-lex.c
trunk/gcc/real.c
trunk/gcc/real.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/float-range-1.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23572
next prev parent reply other threads:[~2007-03-22 23:04 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-23572-11241@http.gcc.gnu.org/bugzilla/>
2006-11-25 15:24 ` manu at gcc dot gnu dot org
2007-01-09 15:09 ` manu at gcc dot gnu dot org
2007-01-21 16:01 ` patchapp at dberlin dot org
2007-01-22 17:05 ` manu at gcc dot gnu dot org
2007-03-14 18:15 ` patchapp at dberlin dot org
2007-03-21 21:05 ` patchapp at dberlin dot org
2007-03-22 23:04 ` manu at gcc dot gnu dot org [this message]
2007-03-22 23:12 ` manu at gcc dot gnu dot org
2007-04-05 23:58 ` pinskia at gcc dot gnu dot org
2007-04-06 11:25 ` manu at gcc dot gnu dot org
2007-04-06 18:58 ` danglin at gcc dot gnu dot org
2005-08-26 7:56 [Bug other/23572] New: " qiyaoltc at cn dot ibm dot com
2005-08-26 12:53 ` [Bug other/23572] " pinskia at gcc dot gnu dot org
2005-08-29 3:10 ` qiyaoltc at cn dot ibm dot com
2005-08-29 3:35 ` pinskia at gcc dot gnu dot org
2005-08-29 5:18 ` qiyaoltc at cn dot ibm dot com
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