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https://github.com/carbon-language/carbon-lang.git
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Lucile Rose Nihlen
625f2ca629
Refactors the link driver to automatically compile and cache the carbon prelude for use in linking. Implements a `carbon_library` rule for compiling the Core library dependencies in the examples.
51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#include "toolchain/driver/compile_subcommand.h"
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#include "toolchain/driver/compile_driver.h"
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namespace Carbon {
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static constexpr CommandLine::CommandInfo SubcommandInfo = {
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.name = "compile",
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.help = R"""(
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Compile Carbon source code.
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This subcommand runs the Carbon compiler over input source code, checking it for
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errors and producing the requested output.
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Error messages are written to the standard error stream.
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Different phases of the compiler can be selected to run, and intermediate state
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can be written to standard output as these phases progress.
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)""",
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};
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CompileSubcommand::CompileSubcommand() : DriverSubcommand(SubcommandInfo) {}
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auto CompileSubcommand::Run(DriverEnv& driver_env) -> DriverResult {
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options_.compile_options.FixupFlags();
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if (driver_env.fuzzing && !options_.compile_options.clang_args.empty()) {
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// Parsing specific Clang arguments can reach deep into
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// external libraries that aren't fuzz clean.
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TestAndDiagnoseIfFuzzingExternalLibraries(driver_env, "compile");
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return {.success = false};
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}
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auto compile_driver = CompileDriver(&options_.compile_options);
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if (!compile_driver.Initialize(
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driver_env, [&](llvm::StringRef) -> std::string {
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return options_.compile_options.output_filename.str();
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})) {
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return {.success = false};
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}
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return compile_driver.Compile(driver_env);
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}
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} // namespace Carbon
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