clang-format: Understand single-line comments at the end of blocks.

This prevents clang-format from moving/aligning the comment in the
snippet:
  void f() {
    int i; // some comment
    // some unrelated comment
  }

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@225352 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/unittests/Format/FormatTest.cpp b/unittests/Format/FormatTest.cpp
index a0f450338b..fc49bde714 100644
--- a/unittests/Format/FormatTest.cpp
+++ b/unittests/Format/FormatTest.cpp
@@ -998,6 +998,14 @@ TEST_F(FormatTest, UnderstandsSingleLineComments) {
                    " // first\n"
                    "// at start\n"
                    "otherLine();"));
+  EXPECT_EQ("void f() {\n"
+            "  lineWith(); // comment\n"
+            "  // at start\n"
+            "}",
+            format("void              f() {\n"
+                   "  lineWith(); // comment\n"
+                   "  // at start\n"
+                   "}"));
 
   verifyFormat(
       "#define A                                                  \\\n"