Make LLVM emit assembly comments with -Z asm-comments.

Fixes #35741.
2018-08-12 17:59:18 +00:00 · 2018-08-12 17:59:18 +00:00 · 66fd1ebfae
commit 66fd1ebfae
parent 0aa8d03202
3 changed files with 9 additions and 2 deletions
--- a/src/librustc_codegen_llvm/back/write.rs
+++ b/src/librustc_codegen_llvm/back/write.rs
@ -182,6 +182,8 @@ pub fn target_machine_factory(sess: &Session, find_features: bool)
    let is_pie_binary = !find_features && is_pie_binary(sess);
    let trap_unreachable = sess.target.target.options.trap_unreachable;

+    let asm_comments = sess.asm_comments();
+
    Arc::new(move || {
        let tm = unsafe {
            llvm::LLVMRustCreateTargetMachine(
@ -195,6 +197,7 @@ pub fn target_machine_factory(sess: &Session, find_features: bool)
                fdata_sections,
                trap_unreachable,
                singlethread,
+                asm_comments,
            )
        };