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Permit MIR inlining without #[inline]

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This commit is contained in:
Ben Kimock 2023-03-16 22:18:28 -04:00
parent da636956dd
commit e3126b1084
4 changed files with 5 additions and 11 deletions
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10
compiler/rustc_mir_transform/src/inline.rs
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@ -350,14 +350,8 @@ impl<'tcx> Inliner<'tcx> {
callsite: &CallSite<'tcx>,
callee_attrs: &CodegenFnAttrs,
) -> Result<(), &'static str> {
match callee_attrs.inline {
InlineAttr::Never => return Err("never inline hint"),
InlineAttr::Always | InlineAttr::Hint => {}
InlineAttr::None => {
if self.tcx.sess.mir_opt_level() <= 2 {
return Err("at mir-opt-level=2, only #[inline] is inlined");
}
}
if let InlineAttr::Never = callee_attrs.inline {
return Err("never inline hint");
}
// Only inline local functions if they would be eligible for cross-crate