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authorMarek Polacek <polacek@redhat.com>2018-05-08 19:30:57 +0000
committerMarek Polacek <mpolacek@gcc.gnu.org>2018-05-08 19:30:57 +0000
commit0e45c664e3f08eac144e82918a38174873ec176d (patch)
treeb53531e258523915480e137a1f73e3191a7d8627 /gcc/cp
parent3b275e65cbe1b290605df43cb10be797f2c9fb99 (diff)
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re PR c++/85695 (if constexpr misevaluates typedefed type value)
PR c++/85695 * semantics.c (finish_if_stmt_cond): See through typedefs. * g++.dg/cpp1z/constexpr-if22.C: New test. From-SVN: r260049
Diffstat (limited to 'gcc/cp')
-rw-r--r--gcc/cp/ChangeLog5
-rw-r--r--gcc/cp/semantics.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 6599115..d80c15d 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2018-05-08 Marek Polacek <polacek@redhat.com>
+
+ PR c++/85695
+ * semantics.c (finish_if_stmt_cond): See through typedefs.
+
2018-05-07 Jason Merrill <jason@redhat.com>
PR c++/85646 - lambda visibility.
diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 2b2b51b..195286c 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -736,7 +736,7 @@ finish_if_stmt_cond (tree cond, tree if_stmt)
&& !instantiation_dependent_expression_p (cond)
/* Wait until instantiation time, since only then COND has been
converted to bool. */
- && TREE_TYPE (cond) == boolean_type_node)
+ && TYPE_MAIN_VARIANT (TREE_TYPE (cond)) == boolean_type_node)
{
cond = instantiate_non_dependent_expr (cond);
cond = cxx_constant_value (cond, NULL_TREE);