[PATCH] D127484: [clang-format] Use tabs on GNU style

[Tsukasa OI via Phabricator via cfe-commits]

a4lg created this revision.
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On default configuration of GNU Indent, it uses 8-width tabs.  Because
GNU Indent's indentation works like UT_ForContinuationAndIndentation in
clang-format, this commit replaces UseTab value from UT_Never to it.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D127484

Files:
  clang/lib/Format/Format.cpp
  clang/unittests/Format/FormatTest.cpp


Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -23944,6 +23944,18 @@
                "  int foo ();\n"
                "}",
                Style);
+  verifyFormat("void\n"
+               "foo ()\n"
+               "{\n"
+               "  for (int i = 0; i < 5; i++)\n"
+               "    {\n"
+               "      for (int j = 0; j < 5; j++)\n"
+               "\t{\n"
+               "\t  printf (\"%d, %d\\n\", i, j);\n"
+               "\t}\n"
+               "    }\n"
+               "}",
+               Style);
 }
 TEST_F(FormatTest, MozillaDefaultStyle) {
   FormatStyle Style = getMozillaStyle();
Index: clang/lib/Format/Format.cpp
===================================================================
--- clang/lib/Format/Format.cpp
+++ clang/lib/Format/Format.cpp
@@ -1616,6 +1616,7 @@
   Style.FixNamespaceComments = false;
   Style.SpaceBeforeParens = FormatStyle::SBPO_Always;
   Style.Standard = FormatStyle::LS_Cpp03;
+  Style.UseTab = FormatStyle::UT_ForContinuationAndIndentation;
   return Style;
 }
 


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