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diff gcc/testsuite/gcc.dg/c2x-attr-fallthrough-6.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/c2x-attr-fallthrough-6.c	Thu Feb 13 11:34:05 2020 +0900
@@ -0,0 +1,18 @@
+/* Test C2x attribute syntax.  Invalid use of fallthrough attribute in
+   bad context inside switch.  */
+/* { dg-do compile } */
+/* { dg-options "-std=c2x -pedantic-errors -Wextra" } */
+
+int
+f (int a)
+{
+  switch (a)
+    {
+    case 1:
+      a++;
+      [[fallthrough]]; /* { dg-error "attribute 'fallthrough' not preceding a case label or default label" } */
+      a++;
+      [[fallthrough]]; /* { dg-error "attribute 'fallthrough' not preceding a case label or default label" } */
+    }
+  return a;
+}