gcc/gcc ChangeLog c-common.c c-common.h c-decl ...

[neil@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	neil@gcc.gnu.org	2001-12-05 15:20:00

Modified files:
	gcc            : ChangeLog c-common.c c-common.h c-decl.c 
	gcc/testsuite  : ChangeLog 
	gcc/cp         : ChangeLog decl.c 
Added files:
	gcc/testsuite/gcc.dg: Wshadow-1.c 

Log message:
	* c-common.c (shadow_warning): New function, moved from cp/decl.c.
	* c-common.h (shadow_warning): New.
	* c-decl.c: Include c-common.h.
	(warn_if_shadowing): New, broken out of pushdecl.
	(pushdecl): Use warn_if_shadowing.
	(store_parm_decls): Prevent duplicate -Wshadow warnings.
	cp:
	* decl.c: Include c-common.h.
	(shadow_warning): Move to c-common.c.
	testsuite:
	* gcc.dg/Wshadow-1.c: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.12171&r2=1.12172
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/c-common.c.diff?cvsroot=gcc&r1=1.278&r2=1.279
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/c-common.h.diff?cvsroot=gcc&r1=1.103&r2=1.104
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/c-decl.c.diff?cvsroot=gcc&r1=1.280&r2=1.281
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.1456&r2=1.1457
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/ChangeLog.diff?cvsroot=gcc&r1=1.2585&r2=1.2586
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/decl.c.diff?cvsroot=gcc&r1=1.833&r2=1.834
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/Wshadow-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1