Do not consider comments when adjusting to local indent style.

Before (when only reformatting "int b"):
int a; // comment
       // comment
       int b;

After:
int a; // comment
       // comment
int b;

This also fixes llvm.org/PR15433.

llvm-svn: 177524
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index 7f9cecb..40f0953 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -3279,6 +3279,13 @@
             format("void f() {}\n"
                    "void g() {}",
                    13, 0, getLLVMStyle()));
+  EXPECT_EQ("int a; // comment\n"
+            "       // line 2\n"
+            "int b;",
+            format("int a; // comment\n"
+                   "       // line 2\n"
+                   "  int b;",
+                   35, 0, getLLVMStyle()));
 }
 
 TEST_F(FormatTest, BreakStringLiterals) {