bjoernager/rust
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Improved collapse_debuginfo attribute, added command-line flag (no|external|yes)

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This commit is contained in:
Andrew Zhogin 2024-01-11 01:36:05 +07:00
parent bf2637f4e8
commit 8507f5105b
17 changed files with 281 additions and 21 deletions
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19
compiler/rustc_span/src/hygiene.rs
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@ -464,12 +464,15 @@ impl HygieneData {
&self,
mut span: Span,
to: Span,
collapse_debuginfo_enabled: bool,
collapse_debuginfo_feature_enabled: bool,
) -> Span {
let orig_span = span;
let mut ret_span = span;
debug!("walk_chain_collapsed({:?}, {:?})", span, to);
debug!(
"walk_chain_collapsed({:?}, {:?}), feature_enable={}",
span, to, collapse_debuginfo_feature_enabled,
);
debug!("walk_chain_collapsed: span ctxt = {:?}", span.ctxt());
while !span.eq_ctxt(to) && span.from_expansion() {
let outer_expn = self.outer_expn(span.ctxt());
@ -477,7 +480,7 @@ impl HygieneData {
let expn_data = self.expn_data(outer_expn);
debug!("walk_chain_collapsed({:?}): expn_data={:?}", span, expn_data);
span = expn_data.call_site;
if !collapse_debuginfo_enabled || expn_data.collapse_debuginfo {
if !collapse_debuginfo_feature_enabled || expn_data.collapse_debuginfo {
ret_span = span;
}
}
@ -601,8 +604,14 @@ pub fn walk_chain(span: Span, to: SyntaxContext) -> Span {
HygieneData::with(|data| data.walk_chain(span, to))
}
pub fn walk_chain_collapsed(span: Span, to: Span, collapse_debuginfo_enabled: bool) -> Span {
HygieneData::with(|hdata| hdata.walk_chain_collapsed(span, to, collapse_debuginfo_enabled))
pub fn walk_chain_collapsed(
span: Span,
to: Span,
collapse_debuginfo_feature_enabled: bool,
) -> Span {
HygieneData::with(|hdata| {
hdata.walk_chain_collapsed(span, to, collapse_debuginfo_feature_enabled)
})
}
pub fn update_dollar_crate_names(mut get_name: impl FnMut(SyntaxContext) -> Symbol) {