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authorJason Merrill <jason@redhat.com>2016-03-08 17:30:30 -0500
committerJason Merrill <jason@gcc.gnu.org>2016-03-08 17:30:30 -0500
commit1e546b68c1e45d0f1fffbf02c5324717264816c4 (patch)
tree0592250fdfd01e69ed91ca08f4e4428701a9a8c4 /gcc/cp
parentd259b234a301aa5c06ca78262ae814b3d8d0f1a5 (diff)
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P0036R0: Unary Folds and Empty Parameter Packs
* pt.c (expand_empty_fold): Remove special cases for *,+,&,|. From-SVN: r234068
Diffstat (limited to 'gcc/cp')
-rw-r--r--gcc/cp/ChangeLog5
-rw-r--r--gcc/cp/pt.c12
2 files changed, 5 insertions, 12 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 5906ceb..2b95036 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2016-03-08 Jason Merrill <jason@redhat.com>
+
+ P0036R0: Unary Folds and Empty Parameter Packs
+ * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
+
2016-03-08 Jakub Jelinek <jakub@redhat.com>
PR c++/70135
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index 515537b..9766668 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -10629,10 +10629,6 @@ gen_elem_of_pack_expansion_instantiation (tree pattern,
sequence, the value of the expression is as follows; the program is
ill-formed if the operator is not listed in this table.
- * 1
- + 0
- & -1
- | 0
&& true
|| false
, void() */
@@ -10644,14 +10640,6 @@ expand_empty_fold (tree t, tsubst_flags_t complain)
if (!FOLD_EXPR_MODIFY_P (t))
switch (code)
{
- case MULT_EXPR:
- return integer_one_node;
- case PLUS_EXPR:
- return integer_zero_node;
- case BIT_AND_EXPR:
- return integer_minus_one_node;
- case BIT_IOR_EXPR:
- return integer_zero_node;
case TRUTH_ANDIF_EXPR:
return boolean_true_node;
case TRUTH_ORIF_EXPR: