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tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.

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* tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
	* tree-tailcall.c (eliminate_tail_call): Release SSA name.

From-SVN: r87554
This commit is contained in:
Jan Hubicka 2004-09-15 16:15:36 +02:00 • committed by Jan Hubicka
parent fe7139acb1
commit 87527e4bcd
2 changed files with 7 additions and 1 deletions
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3
gcc/ChangeLog
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@ -1,5 +1,8 @@
2004-09-15 Jan Hubicka <jh@suse.cz>
* tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
* tree-tailcall.c (eliminate_tail_call): Release SSA name.
* tree-cfg.c (remove_bb): Release SSA defs.
2004-09-15 Kazu Hirata <kazu@cs.umass.edu>

5
gcc/tree-tailcall.c
View file

@ -686,12 +686,14 @@ eliminate_tail_call (struct tailcall *t)
bsi_next (&bsi);
while (!bsi_end_p (bsi))
{
tree t = bsi_stmt (bsi);
/* Do not remove the return statement, so that redirect_edge_and_branch
sees how the block ends. */
if (TREE_CODE (bsi_stmt (bsi)) == RETURN_EXPR)
if (TREE_CODE (t) == RETURN_EXPR)
break;
bsi_remove (&bsi);
release_defs (t);
}
/* Replace the call by a jump to the start of function. */
@ -775,6 +777,7 @@ eliminate_tail_call (struct tailcall *t)
}
bsi_remove (&t->call_bsi);
release_defs (call);
}
/* Optimizes the tailcall described by T. If OPT_TAILCALLS is true, also