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authorOlivier Hainque <hainque@adacore.com>2007-06-12 13:32:27 +0000
committerOlivier Hainque <hainque@gcc.gnu.org>2007-06-12 13:32:27 +0000
commit0e1a6f292f824ee36e4c6e3047bb5d5f863b5184 (patch)
tree3259accf8e26823f3276d4d3a167b9abdebc6ce1 /gcc/tree-nested.c
parentbeff4180563acfb4c308a7c48b0ca6f5ff6a6782 (diff)
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tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
* tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR. Request walking the subtrees only, leaving the current is_lhs/val_only untouched. (convert_non_local_reference): Likewise. testsuite/ * gnat.dg/lhs_view_convert.adb: New test. From-SVN: r125646
Diffstat (limited to 'gcc/tree-nested.c')
-rw-r--r--gcc/tree-nested.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/tree-nested.c b/gcc/tree-nested.c
index f26c9ba..dbb146d 100644
--- a/gcc/tree-nested.c
+++ b/gcc/tree-nested.c
@@ -1035,6 +1035,13 @@ convert_nonlocal_reference (tree *tp, int *walk_subtrees, void *data)
walk_tree (tp, convert_nonlocal_reference, wi, NULL);
break;
+ case VIEW_CONVERT_EXPR:
+ /* Just request to look at the subtrees, leaving val_only and lhs
+ untouched. This might actually be for !val_only + lhs, in which
+ case we don't want to force a replacement by a temporary. */
+ *walk_subtrees = 1;
+ break;
+
case OMP_PARALLEL:
save_suppress = info->suppress_expansion;
if (convert_nonlocal_omp_clauses (&OMP_PARALLEL_CLAUSES (t), wi))
@@ -1313,6 +1320,13 @@ convert_local_reference (tree *tp, int *walk_subtrees, void *data)
wi->val_only = save_val_only;
break;
+ case VIEW_CONVERT_EXPR:
+ /* Just request to look at the subtrees, leaving val_only and lhs
+ untouched. This might actually be for !val_only + lhs, in which
+ case we don't want to force a replacement by a temporary. */
+ *walk_subtrees = 1;
+ break;
+
case OMP_PARALLEL:
save_suppress = info->suppress_expansion;
if (convert_local_omp_clauses (&OMP_PARALLEL_CLAUSES (t), wi))