re PR c++/66216 (Defaulted Operators and constructors not working with aligned attribute)

	PR c++/66216
	* class.c (finish_struct): Call fixup_attribute_variants.

From-SVN: r225087

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 5bfebe2..719ba06 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,8 @@
 2015-06-26  Jason Merrill  <jason@redhat.com>
 
+       PR c++/66216
+       * class.c (finish_struct): Call fixup_attribute_variants.
+
        PR c++/66684
        * typeck2.c (merge_exception_specifiers): Allow different
        noexcept-specifiers if we've had errors.

diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index f4e4f85..be31de2 100644 (file)
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -6820,6 +6820,7 @@ finish_struct (tree t, tree attributes)
   unreverse_member_declarations (t);
 
   cplus_decl_attributes (&t, attributes, (int) ATTR_FLAG_TYPE_IN_PLACE);
+  fixup_attribute_variants (t);
 
   /* Nadger the current location so that diagnostics point to the start of
      the struct, not the end.  */

diff --git a/gcc/testsuite/g++.dg/ext/attrib52.C b/gcc/testsuite/g++.dg/ext/attrib52.C
new file mode 100644 (file)
index 0000000..e33556c
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/attrib52.C
@@ -0,0 +1,15 @@
+// PR c++/66216
+// { dg-do compile { target c++11 } }
+// { dg-options "" }
+
+class CMymy
+{
+  unsigned char _a;
+  unsigned char _b;
+public:
+  constexpr CMymy() : _a(), _b() {}
+
+  constexpr CMymy(const CMymy &) = default;
+  CMymy &operator=(const CMymy &) = default;
+
+} __attribute__((aligned(2)));