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Stabilize linker-plugin based LTO.

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This commit is contained in:
Michael Woerister
2019-02-01 15:15:43 +01:00
parent a54b5c7a64
commit 04f425d2c3
13 changed files with 61 additions and 59 deletions
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src/librustc_codegen_llvm/back/write.rs
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@@ -366,7 +366,7 @@ pub(crate) unsafe fn optimize(cgcx: &CodegenContext<LlvmCodegenBackend>,
let opt_level = config.opt_level.map(|x| to_llvm_opt_settings(x).0)
.unwrap_or(llvm::CodeGenOptLevel::None);
let prepare_for_thin_lto = cgcx.lto == Lto::Thin || cgcx.lto == Lto::ThinLocal ||
(cgcx.lto != Lto::Fat && cgcx.opts.debugging_opts.cross_lang_lto.enabled());
(cgcx.lto != Lto::Fat && cgcx.opts.cg.linker_plugin_lto.enabled());
with_llvm_pmb(llmod, &config, opt_level, prepare_for_thin_lto, &mut |b| {
llvm::LLVMPassManagerBuilderPopulateFunctionPassManager(b, fpm);
llvm::LLVMPassManagerBuilderPopulateModulePassManager(b, mpm);