1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/pr42645-2.C b/gcc/testsuite/g++.dg/other/pr42645-2.C
new file mode 100644
index 00000000000..67632e51d91
--- /dev/null
+++ b/gcc/testsuite/g++.dg/other/pr42645-2.C
@@ -0,0 +1,34 @@
+// PR tree-optimization/42645
+// { dg-do compile }
+// { dg-options "-fcompare-debug -O1" }
+
+struct C
+{
+  bool b;
+  C ();
+};
+
+static inline C *foo () {}
+
+extern void f4 ();
+
+static inline int
+f3 ()
+{
+  f4 ();
+}
+
+static inline void
+f2 (bool b)
+{
+  int tmp = f3 ();
+  if (C ().b && b)
+    C ();
+}
+
+void
+f1 ()
+{
+  C *c = foo ();
+  f2 (c->b);
+}