1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr42878-1.c b/gcc/testsuite/gcc.dg/torture/pr42878-1.c
new file mode 100644
index 000000000..8c21f0f60
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr42878-1.c
@@ -0,0 +1,30 @@
+/* { dg-do compile } */
+/* { dg-options "-fcompare-debug" } */
+
+struct S {
+  int i;
+};
+
+extern struct S *e1(void);
+extern int e2(int i);
+
+static inline void f1()
+{
+  int i;
+  struct S *s;
+  for (i = 0; i < 10; i++)
+    s = e1();
+  e2(s->i);
+}
+
+static inline void f2(int i)
+{
+  int j = j;
+  j = e2(i);
+}
+
+void foo(int i)
+{
+  f1();
+  f2(i);
+}