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[Clang] Add resource_dir_EQ flag to CC1Option group #140870

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Merged
merged 3 commits into from
May 30, 2025
Merged

[Clang] Add resource_dir_EQ flag to CC1Option group #140870

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f5e675f
[ClangTool] Use CC1Option flag resource-dir in injectResourceDir
wenju-he May 21, 2025
9d8ce5c
update comment
wenju-he May 21, 2025
73377dd
add CC1Option to resource_dir_EQ
wenju-he May 26, 2025
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2 changes: 1 addition & 1 deletion clang/include/clang/Driver/Options.td
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Original file line number Diff line number Diff line change
Expand Up @@ -5897,7 +5897,7 @@ def resource_dir : Separate<["-"], "resource-dir">,
HelpText<"The directory which holds the compiler resource files">,
MarshallingInfoString<HeaderSearchOpts<"ResourceDir">>;
def resource_dir_EQ : Joined<["-"], "resource-dir=">, Flags<[NoXarchOption]>,
Visibility<[ClangOption, CLOption, DXCOption, FlangOption]>,
Visibility<[ClangOption, CC1Option, CLOption, DXCOption, FlangOption]>,
Alias<resource_dir>;
def rpath : Separate<["-"], "rpath">, Flags<[LinkerInput]>, Group<Link_Group>,
Visibility<[ClangOption, FlangOption]>;
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19 changes: 19 additions & 0 deletions clang/unittests/Tooling/ToolingTest.cpp
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Expand Up @@ -771,6 +771,25 @@ TEST(ClangToolTest, BaseVirtualFileSystemUsage) {
EXPECT_EQ(0, Tool.run(Action.get()));
}

// Check -cc1 command doesn't fail.
TEST(ClangToolTest, CC1Arg) {
FixedCompilationDatabase Compilations("/", {"-cc1"});
llvm::IntrusiveRefCntPtr<llvm::vfs::OverlayFileSystem> OverlayFileSystem(
new llvm::vfs::OverlayFileSystem(llvm::vfs::getRealFileSystem()));
llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> InMemoryFileSystem(
new llvm::vfs::InMemoryFileSystem);
OverlayFileSystem->pushOverlay(InMemoryFileSystem);

InMemoryFileSystem->addFile(
"a.cpp", 0, llvm::MemoryBuffer::getMemBuffer("int main() {}"));

ClangTool Tool(Compilations, std::vector<std::string>(1, "a.cpp"),
std::make_shared<PCHContainerOperations>(), OverlayFileSystem);
std::unique_ptr<FrontendActionFactory> Action(
newFrontendActionFactory<SyntaxOnlyAction>());
EXPECT_EQ(0, Tool.run(Action.get()));
}

// Check getClangStripDependencyFileAdjuster doesn't strip args after -MD/-MMD.
TEST(ClangToolTest, StripDependencyFileAdjuster) {
FixedCompilationDatabase Compilations("/", {"-MD", "-c", "-MMD", "-w"});
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