Implemented GNU-style formatting for compound statements.

Summary:
Added BraceBreakingStyle::BS_GNU. I'm not sure about the correctness of
static initializer formatting, but compound statements should be fine.

Reviewers: djasper

Reviewed By: djasper

CC: cfe-commits, klimek

Differential Revision: http://llvm-reviews.chandlerc.com/D2372

llvm-svn: 197138

1 files changed, 2 insertions, 1 deletions

diff --git a/clang/lib/Format/TokenAnnotator.cpp b/clang/lib/Format/TokenAnnotator.cpp
index b8905a9bfd3..37ad7336513 100644
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -1410,7 +1410,8 @@ bool TokenAnnotator::mustBreakBefore(const AnnotatedLine &Line,
              Right.Previous->isNot(tok::r_brace) && Right.isNot(tok::r_brace)) {
     return true;
   } else if (Right.is(tok::l_brace) && (Right.BlockKind == BK_Block)) {
-    return Style.BreakBeforeBraces == FormatStyle::BS_Allman;
+    return Style.BreakBeforeBraces == FormatStyle::BS_Allman ||
+           Style.BreakBeforeBraces == FormatStyle::BS_GNU;
   }
   return false;
 }