Merge in trunk.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/wide-int@206584 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 21 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/torture/pr59374-3.c b/gcc/testsuite/gcc.dg/torture/pr59374-3.c
new file mode 100644
index 00000000000..ab0014d8f13
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr59374-3.c
@@ -0,0 +1,21 @@
+extern void abort (void);
+
+static struct X { void *a; void *b; } a, b;
+
+void __attribute__((noinline)) foo (void)
+{
+  void *tem = a.b;
+  a.b = (void *)0;
+  b.b = tem;
+  b.a = a.a;
+  a.a = tem;
+}
+
+int main()
+{
+  a.b = &a;
+  foo ();
+  if (b.b != &a)
+    abort ();
+  return 0;
+}