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4 changes: 4 additions & 0 deletions clang/include/clang/Driver/Options.td
Original file line number Diff line number Diff line change
Expand Up @@ -7557,6 +7557,10 @@ let Visibility = [SYCLRTCOnlyOption] in {
let Group = sycl_rtc_only_Group in {
def auto_pch : Flag<["--"], "auto-pch">,
HelpText<"Enable Auto-PCH for SYCL RTC Compilation">;
def persistent_auto_pch_EQ
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Could you add a Driver test similar to this?

: Joined<["--"], "persistent-auto-pch=">,
HelpText<"Use Persistent Auto-PCH cache located at <dir> for SYCL "
"RTC Compilation">;
} // let Group = sycl_rtc_only_Group
} // let Visibility = [SYCLRTCOnlyOption]

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2 changes: 2 additions & 0 deletions clang/include/clang/Frontend/PrecompiledPreamble.h
Original file line number Diff line number Diff line change
Expand Up @@ -132,6 +132,8 @@ class PrecompiledPreamble {
IntrusiveRefCntPtr<llvm::vfs::FileSystem> &VFS,
llvm::MemoryBuffer *MainFileBuffer) const;

llvm::StringRef memoryContents() const;

private:
PrecompiledPreamble(std::unique_ptr<PCHStorage> Storage,
std::vector<char> PreambleBytes,
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4 changes: 4 additions & 0 deletions clang/lib/Frontend/PrecompiledPreamble.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -727,6 +727,10 @@ void PrecompiledPreamble::OverridePreamble(
configurePreamble(Bounds, CI, VFS, MainFileBuffer);
}

llvm::StringRef PrecompiledPreamble::memoryContents() const {
return Storage->memoryContents();
}

PrecompiledPreamble::PrecompiledPreamble(
std::unique_ptr<PCHStorage> Storage, std::vector<char> PreambleBytes,
bool PreambleEndsAtStartOfLine,
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