[clang-format] Fix regression with AlignTrailingComments set to true

Fixes #62161.

Differential Revision: https://reviews.llvm.org/D148447

(cherry picked from commit 2bcfff6)

Author: owenca

clang/lib/Format/Format.cpp

@@ -721,23 +721,23 @@ template <> struct MappingTraits<FormatStyle::TrailingCommentsAlignmentStyle> {
                         FormatStyle::TrailingCommentsAlignmentStyle &Value) {
     IO.enumCase(Value, "Leave",
                 FormatStyle::TrailingCommentsAlignmentStyle(
-                    {FormatStyle::TCAS_Leave, 1}));
+                    {FormatStyle::TCAS_Leave, 0}));
 
     IO.enumCase(Value, "Always",
                 FormatStyle::TrailingCommentsAlignmentStyle(
-                    {FormatStyle::TCAS_Always, 1}));
+                    {FormatStyle::TCAS_Always, 0}));
 
     IO.enumCase(Value, "Never",
                 FormatStyle::TrailingCommentsAlignmentStyle(
-                    {FormatStyle::TCAS_Never, 1}));
+                    {FormatStyle::TCAS_Never, 0}));
 
     // For backwards compatibility
     IO.enumCase(Value, "true",
                 FormatStyle::TrailingCommentsAlignmentStyle(
-                    {FormatStyle::TCAS_Always, 1}));
+                    {FormatStyle::TCAS_Always, 0}));
     IO.enumCase(Value, "false",
                 FormatStyle::TrailingCommentsAlignmentStyle(
-                    {FormatStyle::TCAS_Never, 1}));
+                    {FormatStyle::TCAS_Never, 0}));
   }
 
   static void mapping(IO &IO,

clang/unittests/Format/ConfigParseTest.cpp

@@ -468,20 +468,20 @@ TEST(ConfigParseTest, ParsesConfiguration) {
 
   CHECK_PARSE("AlignTrailingComments: Leave", AlignTrailingComments,
               FormatStyle::TrailingCommentsAlignmentStyle(
-                  {FormatStyle::TCAS_Leave, 1}));
+                  {FormatStyle::TCAS_Leave, 0}));
   CHECK_PARSE("AlignTrailingComments: Always", AlignTrailingComments,
               FormatStyle::TrailingCommentsAlignmentStyle(
-                  {FormatStyle::TCAS_Always, 1}));
+                  {FormatStyle::TCAS_Always, 0}));
   CHECK_PARSE("AlignTrailingComments: Never", AlignTrailingComments,
               FormatStyle::TrailingCommentsAlignmentStyle(
-                  {FormatStyle::TCAS_Never, 1}));
+                  {FormatStyle::TCAS_Never, 0}));
   // For backwards compatibility
   CHECK_PARSE("AlignTrailingComments: true", AlignTrailingComments,
               FormatStyle::TrailingCommentsAlignmentStyle(
-                  {FormatStyle::TCAS_Always, 1}));
+                  {FormatStyle::TCAS_Always, 0}));
   CHECK_PARSE("AlignTrailingComments: false", AlignTrailingComments,
               FormatStyle::TrailingCommentsAlignmentStyle(
-                  {FormatStyle::TCAS_Never, 1}));
+                  {FormatStyle::TCAS_Never, 0}));
   CHECK_PARSE_NESTED_VALUE("Kind: Always", AlignTrailingComments, Kind,
                            FormatStyle::TCAS_Always);
   CHECK_PARSE_NESTED_VALUE("Kind: Never", AlignTrailingComments, Kind,