gcc/gcc ChangeLog tree-outof-ssa.c tree-ssa-al ...

[dnovillo@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dnovillo@gcc.gnu.org	2005-01-27 04:45:20

Modified files:
	gcc            : ChangeLog tree-outof-ssa.c tree-ssa-alias.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.dg: pr19633.c 
	gcc/testsuite/gcc.dg/tree-ssa: pr19633.c 

Log message:
	PR tree-optimization/19633
	* tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
	CALL_EXPRs.
	(maybe_create_global_var): Do not create .GLOBAL_VAR if there
	are no call-clobbered variables.
	* tree-outof-ssa.c (check_replaceable): Return false for calls
	with side-effects.
	
	testsuite/ChangeLog
	
	PR tree-optimization/19633
	* gcc.dg/pr19633.c: New test.
	* gcc.dg/tree-ssa/pr19633.c: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7297&r2=2.7298
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-outof-ssa.c.diff?cvsroot=gcc&r1=2.41&r2=2.42
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-alias.c.diff?cvsroot=gcc&r1=2.66&r2=2.67
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4940&r2=1.4941
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/pr19633.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr19633.c.diff?cvsroot=gcc&r1=NONE&r2=1.1