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-rw-r--r--lib/Frontend/CompilerInvocation.cpp19
1 files changed, 16 insertions, 3 deletions
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index bb635b7ad7..4fd4872f38 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -739,9 +739,22 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.InstrumentForProfiling = Args.hasArg(OPT_pg);
Opts.CallFEntry = Args.hasArg(OPT_mfentry);
Opts.EmitOpenCLArgMetadata = Args.hasArg(OPT_cl_kernel_arg_info);
- // TODO: map this from -gz in the driver and give it a named value
- if (Args.hasArg(OPT_compress_debug_sections))
- Opts.setCompressDebugSections(llvm::DebugCompressionType::GNU);
+
+ if (const Arg *A = Args.getLastArg(OPT_compress_debug_sections,
+ OPT_compress_debug_sections_EQ)) {
+ if (A->getOption().getID() == OPT_compress_debug_sections) {
+ // TODO: be more clever about the compression type auto-detection
+ Opts.setCompressDebugSections(llvm::DebugCompressionType::GNU);
+ } else {
+ auto DCT = llvm::StringSwitch<llvm::DebugCompressionType>(A->getValue())
+ .Case("none", llvm::DebugCompressionType::None)
+ .Case("zlib", llvm::DebugCompressionType::Z)
+ .Case("zlib-gnu", llvm::DebugCompressionType::GNU)
+ .Default(llvm::DebugCompressionType::None);
+ Opts.setCompressDebugSections(DCT);
+ }
+ }
+
Opts.RelaxELFRelocations = Args.hasArg(OPT_mrelax_relocations);
Opts.DebugCompilationDir = Args.getLastArgValue(OPT_fdebug_compilation_dir);
for (auto A : Args.filtered(OPT_mlink_bitcode_file, OPT_mlink_cuda_bitcode)) {