clang-format: Don't format unrelated nested blocks.

With this change:

  SomeFunction(
      [] {
	int i;
	 return i;  // Format this line.
      },
      [] {
	 return 2;  // Don't "fix" this.
      });

llvm-svn: 262216

1 files changed, 3 insertions, 1 deletions

diff --git a/clang/lib/Format/UnwrappedLineFormatter.cpp b/clang/lib/Format/UnwrappedLineFormatter.cpp
index f6505690796..d75eaf54a08 100644
--- a/clang/lib/Format/UnwrappedLineFormatter.cpp
+++ b/clang/lib/Format/UnwrappedLineFormatter.cpp
@@ -863,7 +863,9 @@ UnwrappedLineFormatter::format(const SmallVectorImpl<AnnotatedLine *> &Lines,
       // If no token in the current line is affected, we still need to format
       // affected children.
       if (TheLine.ChildrenAffected)
-        format(TheLine.Children, DryRun);
+        for (const FormatToken *Tok = TheLine.First; Tok; Tok = Tok->Next)
+          if (!Tok->Children.empty())
+            format(Tok->Children, DryRun);
 
       // Adapt following lines on the current indent level to the same level
       // unless the current \c AnnotatedLine is not at the beginning of a line.