aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-31.C
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-31.C')
-rw-r--r--gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-31.C23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-31.C b/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-31.C
new file mode 100644
index 000000000..64c44ba1e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/ipa/devirt-31.C
@@ -0,0 +1,23 @@
+/* { dg-options "-O2 -std=c++11 -fdump-ipa-inline" } */
+#include <new>
+
+class EmbeddedObject {
+public:
+ virtual int val() { return 2; }
+};
+
+class Container {
+ alignas(EmbeddedObject) char buffer[sizeof(EmbeddedObject)];
+public:
+ EmbeddedObject *obj() { return (EmbeddedObject*)buffer; }
+ Container() { new (buffer) EmbeddedObject(); }
+};
+
+Container o;
+
+int main()
+{
+ __builtin_printf("%d\n", o.obj()->val());
+}
+/* { dg-final { scan-ipa-dump-not "__builtin_unreachable" "inline" } } */
+/* { dg-final { cleanup-ipa-dump "inline" } } */