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authorRichard Biener <rguenther@suse.de>2013-01-14 13:06:47 +0000
committerRichard Biener <rguenther@suse.de>2013-01-14 13:06:47 +0000
commitc72067e10c9a4596f90c13e631e6b1e58e36b1a0 (patch)
tree08cce6557bd5a1afa5a7349478aa1958b6201cf3 /gcc/tree-ssa.c
parentf3ddbb361157454869085d136672702e707682ab (diff)
2013-01-14 Richard Biener <rguenther@suse.de>
* tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated PHI argument. * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly unshare reference. (insert_out_of_ssa_copy_on_edge): Likewise. (rewrite_close_phi_out_of_ssa): Likewise. * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare debug expressions. * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare propagated constants. * tree-cfg.c (tree_node_can_be_shared): Handled component-refs can not be shared. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@195144 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa.c')
-rw-r--r--gcc/tree-ssa.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/tree-ssa.c b/gcc/tree-ssa.c
index f6773feaac8..f83a9ca80e2 100644
--- a/gcc/tree-ssa.c
+++ b/gcc/tree-ssa.c
@@ -427,7 +427,7 @@ insert_debug_temp_for_var_def (gimple_stmt_iterator *gsi, tree var)
&& (!gimple_assign_single_p (def_stmt)
|| is_gimple_min_invariant (value)))
|| is_gimple_reg (value))
- value = unshare_expr (value);
+ ;
else
{
gimple def_temp;
@@ -469,7 +469,7 @@ insert_debug_temp_for_var_def (gimple_stmt_iterator *gsi, tree var)
that was unshared when we found it had a single debug
use, or a DEBUG_EXPR_DECL, that can be safely
shared. */
- SET_USE (use_p, value);
+ SET_USE (use_p, unshare_expr (value));
/* If we didn't replace uses with a debug decl fold the
resulting expression. Otherwise we end up with invalid IL. */
if (TREE_CODE (value) != DEBUG_EXPR_DECL)