From 28957eabb4c25ee7f4f6cd9daa9afdf6f9164739 Mon Sep 17 00:00:00 2001
From: Richard Guenther <rguenther@suse.de>
Date: Mon, 24 Sep 2012 15:02:53 +0000
Subject: [PATCH] =?UTF-8?q?re=20PR=20lto/54632=20(not=20supported=20in=20L?=
=?UTF-8?q?TO=20streams=20:=20tree=20code=20'=EF=BF=BDF=20=EF=BF=BD?=
=?UTF-8?q?=EF=BF=BDD=EF=BF=BD=EF=BF=BD=20`)?=
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2012-09-24 Richard Guenther <rguenther@suse.de>
PR middle-end/54632
* tree-ssa-live.c (clear_unused_block_pointer_1): Do not
handle DECL_DEBUG_EXPR_IS_FROM here...
(clear_unused_block_pointer): ... but here when walking all
local decls.
From-SVN: r191669
---
gcc/ChangeLog | 8 ++++++++
gcc/tree-ssa-live.c | 15 ++++++++++-----
2 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 484df3673ad3..f44e5b5e5c09 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2012-09-24 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/54632
+ * tree-ssa-live.c (clear_unused_block_pointer_1): Do not
+ handle DECL_DEBUG_EXPR_IS_FROM here...
+ (clear_unused_block_pointer): ... but here when walking all
+ local decls.
+
2012-09-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/54684
diff --git a/gcc/tree-ssa-live.c b/gcc/tree-ssa-live.c
index af09806a2cf7..68361454b451 100644
--- a/gcc/tree-ssa-live.c
+++ b/gcc/tree-ssa-live.c
@@ -620,11 +620,6 @@ clear_unused_block_pointer_1 (tree *tp, int *, void *)
if (EXPR_P (*tp) && TREE_BLOCK (*tp)
&& !TREE_USED (TREE_BLOCK (*tp)))
TREE_SET_BLOCK (*tp, NULL);
- if (TREE_CODE (*tp) == VAR_DECL && DECL_DEBUG_EXPR_IS_FROM (*tp))
- {
- tree debug_expr = DECL_DEBUG_EXPR (*tp);
- walk_tree (&debug_expr, clear_unused_block_pointer_1, NULL, NULL);
- }
return NULL_TREE;
}
@@ -636,6 +631,16 @@ clear_unused_block_pointer ()
{
basic_block bb;
gimple_stmt_iterator gsi;
+ tree t;
+ unsigned i;
+
+ FOR_EACH_LOCAL_DECL (cfun, i, t)
+ if (TREE_CODE (t) == VAR_DECL && DECL_DEBUG_EXPR_IS_FROM (t))
+ {
+ tree debug_expr = DECL_DEBUG_EXPR (t);
+ walk_tree (&debug_expr, clear_unused_block_pointer_1, NULL, NULL);
+ }
+
FOR_EACH_BB (bb)
for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi))
{
--
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