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authorJason Merrill <jason@redhat.com>2011-06-23 12:52:41 -0400
committerJason Merrill <jason@gcc.gnu.org>2011-06-23 12:52:41 -0400
commitece620047b5ef8033e0c066c73c857a4d820d507 (patch)
treef52930c944813f38597dfd3a856741487b7ca3b0 /gcc
parentd708df29c844a491bcb9ec44a839b0c9b0b2010f (diff)
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re PR c++/49395 (Non-class prvalues seem to have cv-qualification with GCC)
PR c++/49395 * init.c (build_zero_init_1): Strip cv-quals from scalar types. From-SVN: r175339
Diffstat (limited to 'gcc')
-rw-r--r--gcc/cp/ChangeLog3
-rw-r--r--gcc/cp/init.c2
-rw-r--r--gcc/testsuite/ChangeLog3
-rw-r--r--gcc/testsuite/g++.dg/init/ref18.C12
4 files changed, 19 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 64a5807..a8fbf7b 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,5 +1,8 @@
2011-06-23 Jason Merrill <jason@redhat.com>
+ PR c++/49395
+ * init.c (build_zero_init_1): Strip cv-quals from scalar types.
+
PR c++/36435
* pt.c (most_specialized_instantiation): Do check return types.
diff --git a/gcc/cp/init.c b/gcc/cp/init.c
index 3c347a4..62b68f2 100644
--- a/gcc/cp/init.c
+++ b/gcc/cp/init.c
@@ -176,7 +176,7 @@ build_zero_init_1 (tree type, tree nelts, bool static_storage_p,
initialized are initialized to zero. */
;
else if (SCALAR_TYPE_P (type))
- init = convert (type, integer_zero_node);
+ init = convert (cv_unqualified (type), integer_zero_node);
else if (CLASS_TYPE_P (type))
{
tree field;
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 8c1f886..dda6cff 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
2011-06-23 Jason Merrill <jason@redhat.com>
+ PR c++/49395
+ * g++.dg/init/ref18.C: New.
+
PR c++/36435
* g++.dg/template/partial9.C: New.
diff --git a/gcc/testsuite/g++.dg/init/ref18.C b/gcc/testsuite/g++.dg/init/ref18.C
new file mode 100644
index 0000000..e704077
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/ref18.C
@@ -0,0 +1,12 @@
+// PR c++/49395
+
+volatile int foo();
+struct A { volatile int i; };
+typedef volatile int vi;
+
+volatile int i;
+
+const int& ir1 = foo();
+//const int& ir2 = A().i; // line 8
+const int& ir3 = static_cast<volatile int>(i);
+const int& ir4 = vi(); // line 10