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-rw-r--r--gcc/cp/ChangeLog3
-rw-r--r--gcc/cp/pt.c9
2 files changed, 7 insertions, 5 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 858ad84..f06c257 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,8 @@
2011-06-29 Jason Merrill <jason@redhat.com>
+ * pt.c (tsubst_decl) [VAR_DECL]: In unevaluated operand,
+ don't tsubst DECL_INITIAL unless our type use auto.
+
PR c++/49520
* semantics.c (constexpr_fn_retval): Handle CLEANUP_POINT_EXPR here.
(massage_constexpr_body): Not here.
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index d1d8336..dc6cd50 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -10138,12 +10138,11 @@ tsubst_decl (tree t, tree args, tsubst_flags_t complain)
scope, such as for a lambda return type. Don't add it to
local_specializations, do perform auto deduction. */
tree auto_node = type_uses_auto (type);
- tree init
- = tsubst_expr (DECL_INITIAL (t), args, complain, in_decl,
- /*constant_expression_p=*/false);
-
- if (auto_node && init)
+ if (auto_node)
{
+ tree init
+ = tsubst_expr (DECL_INITIAL (t), args, complain, in_decl,
+ /*constant_expression_p=*/false);
init = resolve_nondeduced_context (init);
TREE_TYPE (r) = type
= do_auto_deduction (type, init, auto_node);