Fix the AST printer for attributed statements so that it does not print duplicate attribute introducers. Eg) [[clang::fallthrough]] instead of [[[[clang::fallthrough]]]]

llvm-svn: 208706

1 files changed, 12 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/ast-print.cpp b/clang/test/SemaCXX/ast-print.cpp
index 3d98fd8ef3a..4851571283f 100644
--- a/clang/test/SemaCXX/ast-print.cpp
+++ b/clang/test/SemaCXX/ast-print.cpp
@@ -196,3 +196,15 @@ void foo() {
     return;
 }
 };
+
+namespace {
+void test(int i) {
+  switch (i) {
+    case 1:
+      // CHECK: {{\[\[clang::fallthrough\]\]}}
+      [[clang::fallthrough]];
+    case 2:
+      break;
+  }
+}
+}