From 4b5b961390cde313cc983f4cbffb954eeaf078e3 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 9 Jun 2004 16:48:56 -0700 Subject: re PR tree-optimization/15108 ([tree-ssa] [regression] missed sib-calling for pointer changes) PR opt/15108 * tree-tailcall.c (find_tail_calls): Don't check early for tail_recursion failure. From-SVN: r82866 --- gcc/tree-tailcall.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'gcc/tree-tailcall.c') diff --git a/gcc/tree-tailcall.c b/gcc/tree-tailcall.c index 5027c2b6f41..47d707682b3 100644 --- a/gcc/tree-tailcall.c +++ b/gcc/tree-tailcall.c @@ -460,11 +460,6 @@ find_tail_calls (basic_block bb, struct tailcall **ret) if (TREE_CODE (stmt) != MODIFY_EXPR) return; - /* Unless this is a tail recursive call, we cannot do anything with - the statement anyway. */ - if (!tail_recursion) - return; - if (!process_assignment (stmt, stmt, bsi, &m, &a, &ass_var)) return; } @@ -491,6 +486,11 @@ find_tail_calls (basic_block bb, struct tailcall **ret) && (ret_var != ass_var)) return; + /* If this is not a tail recursive call, we cannot handle addends or + multiplicands. */ + if (!tail_recursion && (m || a)) + return; + nw = xmalloc (sizeof (struct tailcall)); nw->call_block = bb; -- cgit v1.2.1