re PR c++/83895 (-Wparentheses warns about pointer-to-member typedefs)

PR c++/83895

cp/

* decl.c (grokdeclarator): Don't diagnose extra parens
on typedefs.

testsuite/

* g++.dg/warn/83895.C: New.

From-SVN: r256942

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 5bad14d..0652662 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,10 @@
+2018-01-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
+
+       PR c++/83895
+
+       * decl.c (grokdeclarator): Don't diagnose extra parens
+       on typedefs.
+
 2018-01-19  Jakub Jelinek  <jakub@redhat.com>
 
        PR c++/81167

diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 039ddd9..230e7dd 100644 (file)
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -10882,6 +10882,7 @@ grokdeclarator (const cp_declarator *declarator,
         to be a constructor call.  */
       if (decl_context != PARM
          && decl_context != TYPENAME
+         && !typedef_p
          && declarator->parenthesized != UNKNOWN_LOCATION
          /* If the type is class-like and the inner name used a
             global namespace qualifier, we need the parens.

diff --git a/gcc/testsuite/g++.dg/warn/83895.C b/gcc/testsuite/g++.dg/warn/83895.C
new file mode 100644 (file)
index 0000000..86b317f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/83895.C
@@ -0,0 +1,7 @@
+// { dg-additional-options -Wparentheses }
+// { dg-do compile { target c++11 } }
+
+struct X;
+
+typedef int (X::*foo);
+using bar = int (X::*);