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[Bug c/4076] -Wunused doesn't warn about static function only called by itself.
- From: "manu at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 30 Jun 2007 12:56:58 -0000
- Subject: [Bug c/4076] -Wunused doesn't warn about static function only called by itself.
- References: <bug-4076-1176@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #21 from manu at gcc dot gnu dot org 2007-06-30 12:56 -------
Subject: Bug 4076
Author: manu
Date: Sat Jun 30 12:56:43 2007
New Revision: 126144
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=126144
Log:
2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/4076
* c-typeck.c (build_external_ref): Don't mark as used if called
from itself.
* calls.c (rtx_for_function_call): Likewise.
testsuite/
* gcc.dg/Wunused-function.c: New.
Added:
trunk/gcc/testsuite/gcc.dg/Wunused-function.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-typeck.c
trunk/gcc/calls.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=4076