Mirrors/rust
1
0
Fork 0
mirror of https://github.com/rust-lang/rust.git synced 2026-05-31 21:47:15 +03:00
Code Issues Packages Projects Releases Wiki Activity

Suppress an unnecessary warning and fix an incorrect warning

Browse Source
This commit is contained in:
bjorn3
2021-03-15 14:48:58 +01:00
parent afc529dbe7
commit 154668bd02
1 changed files with 5 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/lib.rs
+5 -6
View File
@@ -224,8 +224,10 @@ pub struct CraneliftCodegenBackend {
impl CodegenBackend for CraneliftCodegenBackend {
fn init(&self, sess: &Session) {
if sess.lto() != rustc_session::config::Lto::No && sess.opts.cg.embed_bitcode {
sess.warn("LTO is not supported. You may get a linker error.");
use rustc_session::config::Lto;
match sess.lto() {
Lto::No | Lto::ThinLocal => {}
Lto::Thin | Lto::Fat => sess.warn("LTO is not supported. You may get a linker error."),
}
}
@@ -320,12 +322,9 @@ fn build_isa(sess: &Session) -> Box<dyn isa::TargetIsa + 'static> {
flags_builder.set("opt_level", "none").unwrap();
}
OptLevel::Less | OptLevel::Default => {}
OptLevel::Aggressive => {
OptLevel::Size | OptLevel::SizeMin | OptLevel::Aggressive => {
flags_builder.set("opt_level", "speed_and_size").unwrap();
}
OptLevel::Size | OptLevel::SizeMin => {
sess.warn("Optimizing for size is not supported. Just ignoring the request");
}
}
let flags = settings::Flags::new(flags_builder);