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diff gcc/testsuite/gcc.dg/switch-9.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/switch-9.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,25 @@
+/* PR middle-end/18859 */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+void foo(int a)
+{
+  switch (a)
+  {
+    case 0 ... -1:  /* { dg-warning "empty range" } */
+      a = a+2;
+      break;
+
+    case 1 ... 2:
+      a = 0;
+      break;
+
+    case 3 ... 4:
+      a = 1;
+      break;
+
+    case 5 ... 6:
+      a = 0;
+      break;
+  }
+}