[Bug other/30465] Duplicated overflow warning

[manu at gcc dot gnu dot org]

------- Comment #2 from manu at gcc dot gnu dot org  2007-03-04 23:29 -------
Subject: Bug 30465

Author: manu
Date: Sun Mar  4 23:29:41 2007
New Revision: 122534

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=122534
Log:
2007-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

        PR other/30465
        * c-common.c (convert_and_check): Don't give warnings for
        conversion if 'expr' already overflowed.

testsuite/
        * gcc.dg/multiple-overflow-warn-3.c: New.
        * g++.dg/warn/multiple-overflow-warn-3.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/warn/multiple-overflow-warn-3.C
    trunk/gcc/testsuite/gcc.dg/multiple-overflow-warn-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-common.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30465