clang-format: Don't break before a case's colon.

Before (with just the right line length:
  switch (a) {
  case some_namespace::some_constant
      :
    return;
  }

After:
  switch (a) {
  case some_namespace::
      some_constant:
    return;
  }

llvm-svn: 209725

1 files changed, 7 insertions, 0 deletions

diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index 8ad59cd93e1..712af88329e 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -683,6 +683,13 @@ TEST_F(FormatTest, FormatsSwitchStatement) {
                "case (b):\n"
                "  return;\n"
                "}");
+
+  verifyFormat("switch (a) {\n"
+               "case some_namespace::\n"
+               "    some_constant:\n"
+               "  return;\n"
+               "}",
+               getLLVMStyleWithColumns(34));
 }
 
 TEST_F(FormatTest, CaseRanges) {