1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/struct2.C b/gcc/testsuite/g++.dg/init/struct2.C
new file mode 100644
index 000000000..85aacc6fa
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/struct2.C
@@ -0,0 +1,22 @@
+/* PR c++/23180.  */
+/* Initialize a local structure with an expression that attempts to use
+   pointer arithmetic to calculate another structure field offset.  */
+
+void saveLoadEntries(const void *);
+
+void saveOrLoad() {
+    struct Track {
+        char soundName[15];
+    };
+    struct SaveLoadEntry {
+        int offs;
+        int type;
+        int size;
+    };    
+
+    SaveLoadEntry trackEntries = {
+	((long) (__SIZE_TYPE__) (&((Track *) 42)->soundName[0])) - 42,
+        0, 1
+    };
+    saveLoadEntries(&trackEntries);
+}