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author	Roger Sayle <roger@eyesopen.com>
	Mon, 1 May 2006 04:27:15 +0000 (04:27 +0000)
committer	Roger Sayle <sayle@gcc.gnu.org>
	Mon, 1 May 2006 04:27:15 +0000 (04:27 +0000)
commit	71834ad346a514c1ef41342403b762503e5ce05e
tree	e7d7d2ba340760ae4cb7b524b8aab06e994b8769	tree
parent	1c56bc4a7ea665c876311f1df1658aa19107f93f	commit \| diff

common.opt (Woverflow): New command line option.

* common.opt (Woverflow): New command line option.
* c-common.c (constant_expression_warning): Check warn_overflow.
(overflow_waring): Pass OPT_Woverflow to warning.
(unsigned_conversion_warning): Likewise.
(convert_and_check): Likewise.
* doc/invoke.texi: Document new command line option.

* gcc.dg/Woverflow-1.c: New test case.
* gcc.dg/Woverflow-2.c: Likewise.
* gcc.dg/Woverflow-3.c: Likewise.

From-SVN: r113408

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/c-common.c		diff \| blob \| blame \| history
gcc/common.opt		diff \| blob \| blame \| history
gcc/doc/invoke.texi		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/Woverflow-1.c	[new file with mode: 0644]	blob
gcc/testsuite/gcc.dg/Woverflow-2.c	[new file with mode: 0644]	blob
gcc/testsuite/gcc.dg/Woverflow-3.c	[new file with mode: 0644]	blob

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