From 2e4e39f615dacf0dbc8b02db27b1046f849c731d Mon Sep 17 00:00:00 2001 From: Andreas Krebbel Date: Mon, 25 Feb 2008 15:07:17 +0000 Subject: re PR target/35258 (two memcpy calls merged incorrectly with -O1) 2008-02-25 Andreas Krebbel PR target/35258 * cse.c (cse_insn): Avoid creation of overlapping MEMs. * alias.c (nonoverlapping_memrefs_p): Export for use in other modules. * alias.h (nonoverlapping_memrefs_p): Likewise. 2008-02-25 Andreas Krebbel PR target/35258 * gcc.dg/pr35258.c: New testcase. From-SVN: r132628 --- gcc/alias.h | 1 + 1 file changed, 1 insertion(+) (limited to 'gcc/alias.h') diff --git a/gcc/alias.h b/gcc/alias.h index a24549391fe..772aea09010 100644 --- a/gcc/alias.h +++ b/gcc/alias.h @@ -28,6 +28,7 @@ extern alias_set_type get_varargs_alias_set (void); extern alias_set_type get_frame_alias_set (void); extern bool component_uses_parent_alias_set (const_tree); extern bool alias_set_subset_of (alias_set_type, alias_set_type); +extern int nonoverlapping_memrefs_p (const_rtx, const_rtx); /* This alias set can be used to force a memory to conflict with all other memories, creating a barrier across which no memory reference -- cgit v1.2.1