Windows precompiled header support in GN

tools/gn/ninja_binary_target_writer_unittest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <sstream>
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "tools/gn/ninja_binary_target_writer.h"
 #include "tools/gn/target.h"
 #include "tools/gn/test_with_scope.h"
@@ skipping 20 matching lines @@
   // Source set itself.
   {
     std::ostringstream out;
     NinjaBinaryTargetWriter writer(&target, out);
     writer.Run();
 
     const char expected[] =
         "defines =\n"
         "include_dirs =\n"
         "cflags =\n"
-        "cflags_c =\n"
         "cflags_cc =\n"
-        "cflags_objc =\n"
-        "cflags_objcc =\n"
         "root_out_dir = .\n"
         "target_out_dir = obj/foo\n"
         "target_output_name = bar\n"
         "\n"
         "build obj/foo/bar.input1.o: cxx ../../foo/input1.cc\n"
         "build obj/foo/bar.input2.o: cxx ../../foo/input2.cc\n"
         "\n"
         "build obj/foo/bar.stamp: stamp obj/foo/bar.input1.o "
             "obj/foo/bar.input2.o ../../foo/input3.o ../../foo/input4.obj\n";
     std::string out_str = out.str();
     EXPECT_EQ(expected, out_str);
   }
 
   // A shared library that depends on the source set.
   Target shlib_target(setup.settings(), Label(SourceDir("//foo/"), "shlib"));
   shlib_target.set_output_type(Target::SHARED_LIBRARY);
   shlib_target.public_deps().push_back(LabelTargetPair(&target));
   shlib_target.SetToolchain(setup.toolchain());
   ASSERT_TRUE(shlib_target.OnResolved(&err));
 
   {
     std::ostringstream out;
     NinjaBinaryTargetWriter writer(&shlib_target, out);
     writer.Run();
 
     const char expected[] =
         "defines =\n"
         "include_dirs =\n"
-        "cflags =\n"
-        "cflags_c =\n"
-        "cflags_cc =\n"
-        "cflags_objc =\n"
-        "cflags_objcc =\n"
         "root_out_dir = .\n"
         "target_out_dir = obj/foo\n"
         "target_output_name = libshlib\n"
         "\n"
         "\n"
         // Ordering of the obj files here should come out in the order
         // specified, with the target's first, followed by the source set's, in
         // order.
         "build ./libshlib.so: solink obj/foo/bar.input1.o "
             "obj/foo/bar.input2.o ../../foo/input3.o ../../foo/input4.obj "
@@ skipping 13 matching lines @@
   ASSERT_TRUE(stlib_target.OnResolved(&err));
 
   {
     std::ostringstream out;
     NinjaBinaryTargetWriter writer(&stlib_target, out);
     writer.Run();
 
     const char expected[] =
         "defines =\n"
         "include_dirs =\n"
-        "cflags =\n"
-        "cflags_c =\n"
-        "cflags_cc =\n"
-        "cflags_objc =\n"
-        "cflags_objcc =\n"
         "root_out_dir = .\n"
         "target_out_dir = obj/foo\n"
         "target_output_name = libstlib\n"
         "\n"
         "\n"
         // There are no sources so there are no params to alink. (In practice
         // this will probably fail in the archive tool.)
         "build obj/foo/libstlib.a: alink || obj/foo/bar.stamp\n"
         "  ldflags =\n"
         "  libs =\n"
         "  output_extension = \n";
     std::string out_str = out.str();
     EXPECT_EQ(expected, out_str);
   }
 
   // Make the static library 'complete', which means it should be linked.
   stlib_target.set_complete_static_lib(true);
   {
     std::ostringstream out;
     NinjaBinaryTargetWriter writer(&stlib_target, out);
     writer.Run();
 
     const char expected[] =
         "defines =\n"
         "include_dirs =\n"
-        "cflags =\n"
-        "cflags_c =\n"
-        "cflags_cc =\n"
-        "cflags_objc =\n"
-        "cflags_objcc =\n"
         "root_out_dir = .\n"
         "target_out_dir = obj/foo\n"
         "target_output_name = libstlib\n"
         "\n"
         "\n"
         // Ordering of the obj files here should come out in the order
         // specified, with the target's first, followed by the source set's, in
         // order.
         "build obj/foo/libstlib.a: alink obj/foo/bar.input1.o "
             "obj/foo/bar.input2.o ../../foo/input3.o ../../foo/input4.obj "
@@ skipping 33 matching lines @@
   ASSERT_TRUE(target.OnResolved(&err));
 
   std::ostringstream out;
   NinjaBinaryTargetWriter writer(&target, out);
   writer.Run();
 
   const char expected[] =
       "defines =\n"
       "include_dirs =\n"
       "cflags =\n"
-      "cflags_c =\n"
       "cflags_cc =\n"
-      "cflags_objc =\n"
-      "cflags_objcc =\n"
       "root_out_dir = .\n"
       "target_out_dir = obj/foo\n"
       "target_output_name = libshlib\n"
       "\n"
       "build obj/foo/shlib.inputdeps.stamp: stamp obj/foo/action.stamp\n"
       "build obj/foo/libshlib.input1.o: cxx ../../foo/input1.cc"
         " || obj/foo/shlib.inputdeps.stamp\n"
       "build obj/foo/libshlib.input2.o: cxx ../../foo/input2.cc"
         " || obj/foo/shlib.inputdeps.stamp\n"
       "\n"
@@ skipping 29 matching lines @@
   ASSERT_TRUE(target.OnResolved(&err));
 
   std::ostringstream out;
   NinjaBinaryTargetWriter writer(&target, out);
   writer.Run();
 
   const char expected[] =
       "defines =\n"
       "include_dirs =\n"
       "cflags =\n"
-      "cflags_c =\n"
       "cflags_cc =\n"
-      "cflags_objc =\n"
-      "cflags_objcc =\n"
       "root_out_dir = .\n"
       "target_out_dir = obj/foo\n"
       "target_output_name = libshlib\n"
       "\n"
       "build obj/foo/libshlib.input1.o: cxx ../../foo/input1.cc\n"
       "build obj/foo/libshlib.input2.o: cxx ../../foo/input2.cc\n"
       "\n"
       "build ./libshlib.so: solink obj/foo/libshlib.input1.o "
           "obj/foo/libshlib.input2.o\n"
       "  ldflags =\n"
@@ skipping 32 matching lines @@
   NinjaBinaryTargetWriter inter_writer(&inter, inter_out);
   inter_writer.Run();
 
   // The intermediate source set will be a stamp file that depends on the
   // object files, and will have an order-only dependency on its data dep and
   // data file.
   const char inter_expected[] =
       "defines =\n"
       "include_dirs =\n"
       "cflags =\n"
-      "cflags_c =\n"
       "cflags_cc =\n"
-      "cflags_objc =\n"
-      "cflags_objcc =\n"
       "root_out_dir = .\n"
       "target_out_dir = obj/foo\n"
       "target_output_name = inter\n"
       "\n"
       "build obj/foo/inter.inter.o: cxx ../../foo/inter.cc\n"
       "\n"
       "build obj/foo/inter.stamp: stamp obj/foo/inter.inter.o || "
           "./data_target\n";
   EXPECT_EQ(inter_expected, inter_out.str());
 
@@ skipping 11 matching lines @@
 
   // The final output depends on both object files (one from the final target,
   // one from the source set) and has an order-only dependency on the source
   // set's stamp file and the final target's data file. The source set stamp
   // dependency will create an implicit order-only dependency on the data
   // target.
   const char final_expected[] =
       "defines =\n"
       "include_dirs =\n"
       "cflags =\n"
-      "cflags_c =\n"
       "cflags_cc =\n"
-      "cflags_objc =\n"
-      "cflags_objcc =\n"
       "root_out_dir = .\n"
       "target_out_dir = obj/foo\n"
       "target_output_name = exe\n"
       "\n"
       "build obj/foo/exe.final.o: cxx ../../foo/final.cc\n"
       "\n"
       "build ./exe: link obj/foo/exe.final.o obj/foo/inter.inter.o || "
           "obj/foo/inter.stamp\n"
       "  ldflags =\n"
       "  libs =\n"
@@ skipping 16 matching lines @@
   ASSERT_TRUE(shared_lib.OnResolved(&err));
 
   std::ostringstream out;
   NinjaBinaryTargetWriter writer(&shared_lib, out);
   writer.Run();
 
   const char expected[] =
       "defines =\n"
       "include_dirs =\n"
       "cflags =\n"
-      "cflags_c =\n"
       "cflags_cc =\n"
-      "cflags_objc =\n"
-      "cflags_objcc =\n"
       "root_out_dir = .\n"
       "target_out_dir = obj/foo\n"
       "target_output_name = libbar\n"
       "\n"
       "build obj/foo/libbar.sources.o: cxx ../../foo/sources.cc\n"
       "\n"
       "build ./libbar.so: solink obj/foo/libbar.sources.o | ../../foo/bar.def\n"
       "  ldflags = /DEF:../../foo/bar.def\n"
       "  libs =\n"
       "  output_extension = .so\n";
   EXPECT_EQ(expected, out.str());
 }