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authorJason Merrill <jason@redhat.com>2009-07-21 23:32:39 -0400
committerJason Merrill <jason@gcc.gnu.org>2009-07-21 23:32:39 -0400
commit40b125d799aa684a563e1332db029f766defdb5c (patch)
treea224238e853cc036e9b85de034ed909f13859429 /gcc
parentbd1f11bec9a0ada1f267a62dbb6c29e242141cd4 (diff)
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decl.c (reshape_init_r): { T } is not an aggregate initializer for class T.
* decl.c (reshape_init_r): { T } is not an aggregate initializer for class T. From-SVN: r149874
Diffstat (limited to 'gcc')
-rw-r--r--gcc/cp/ChangeLog3
-rw-r--r--gcc/cp/decl.c6
-rw-r--r--gcc/testsuite/ChangeLog4
-rw-r--r--gcc/testsuite/g++.dg/init/aggr4.C7
4 files changed, 19 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 86f8b50..24ffd8b 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -5,6 +5,9 @@
(initialize_reference): Binding temporary to non-const && is fine.
* decl.c (grok_reference_init): Remove error for CONSTRUCTOR.
+ * decl.c (reshape_init_r): { T } is not an aggregate initializer
+ for class T.
+
2009-07-17 Richard Guenther <rguenther@suse.de>
PR c/40401
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 6fa9428..7f4509e 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -4878,7 +4878,7 @@ reshape_init_class (tree type, reshape_iter *d, bool first_initializer_p)
a CONSTRUCTOR). TYPE is the type of the variable being initialized, D is the
iterator within the CONSTRUCTOR which points to the initializer to process.
FIRST_INITIALIZER_P is true if this is the first initializer of the
- CONSTRUCTOR node. */
+ outermost CONSTRUCTOR node. */
static tree
reshape_init_r (tree type, reshape_iter *d, bool first_initializer_p)
@@ -4923,6 +4923,10 @@ reshape_init_r (tree type, reshape_iter *d, bool first_initializer_p)
initializer is considered for the initialization of the first
member of the subaggregate. */
if (TREE_CODE (init) != CONSTRUCTOR
+ /* But don't try this for the first initializer, since that would be
+ looking through the outermost braces; A a2 = { a1 }; is not a
+ valid aggregate initialization. */
+ && !first_initializer_p
&& can_convert_arg (type, TREE_TYPE (init), init, LOOKUP_NORMAL))
{
d->cur++;
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d007c46..234c028 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,9 @@
2009-07-21 Jason Merrill <jason@redhat.com>
+ * g++.dg/init/aggr4.C: New.
+
+2009-07-21 Jason Merrill <jason@redhat.com>
+
Core issue 934
* g++.dg/cpp0x/initlist22.C: New.
diff --git a/gcc/testsuite/g++.dg/init/aggr4.C b/gcc/testsuite/g++.dg/init/aggr4.C
new file mode 100644
index 0000000..7120e68
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/aggr4.C
@@ -0,0 +1,7 @@
+struct A
+{
+ int i;
+};
+
+A a1 = { 1 }; // ok
+A a2 = { a1 }; // { dg-error "cannot convert" }