--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/gomp/pr70550-1.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,81 @@
+/* PR middle-end/70550 */
+/* { dg-do compile } */
+/* { dg-additional-options "-Wuninitialized" } */
+
+#ifdef __SIZEOF_INT128__
+typedef __int128 T;
+#else
+typedef long long T;
+#endif
+
+void bar (T);
+#pragma omp declare target (bar)
+
+void
+foo (void)
+{
+  {
+    int i;
+    #pragma omp target defaultmap(tofrom:scalar)	/* { dg-bogus "is used uninitialized in this function" } */
+    {
+      i = 26;
+      bar (i);
+    }
+  }
+  {
+    T j;
+    #pragma omp target defaultmap(tofrom:scalar)	/* { dg-bogus "is used uninitialized in this function" } */
+    {
+      j = 37;
+      bar (j);
+    }
+  }
+  {
+    int i;
+    #pragma omp target					/* { dg-bogus "is used uninitialized in this function" } */
+    {
+      i = 26;
+      bar (i);
+    }
+  }
+  {
+    T j;
+    #pragma omp target					/* { dg-bogus "is used uninitialized in this function" } */
+    {
+      j = 37;
+      bar (j);
+    }
+  }
+  {
+    int i;
+    #pragma omp target firstprivate (i)			/* { dg-warning "is used uninitialized in this function" } */
+    {
+      i = 26;
+      bar (i);
+    }
+  }
+  {
+    T j;
+    #pragma omp target firstprivate (j)			/* { dg-warning "is used uninitialized in this function" } */
+    {
+      j = 37;
+      bar (j);
+    }
+  }
+  {
+    int i;
+    #pragma omp target private (i)			/* { dg-bogus "is used uninitialized in this function" } */
+    {
+      i = 26;
+      bar (i);
+    }
+  }
+  {
+    T j;
+    #pragma omp target private (j)			/* { dg-bogus "is used uninitialized in this function" } */
+    {
+      j = 37;
+      bar (j);
+    }
+  }
+}