bjoernager/rust
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Do not suggest using -Zmacro-backtrace for builtin macros

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For macros that are implemented on the compiler, we do *not* mention the `-Zmacro-backtrace` flag. This includes `derive`s and standard macros.
This commit is contained in:
Esteban Küber 2025-03-11 23:42:36 +00:00
parent f7b4354283
commit f0b8e13b59
205 changed files with 27 additions and 495 deletions
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12
compiler/rustc_expand/src/base.rs
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@ -889,16 +889,16 @@ impl SyntaxExtension {
})
.unwrap_or_else(|| (None, helper_attrs));
let stability = find_attr!(attrs, AttributeKind::Stability{stability, ..} => *stability);
let stability = find_attr!(attrs, AttributeKind::Stability { stability, .. } => *stability);
// FIXME(jdonszelmann): make it impossible to miss the or_else in the typesystem
if let Some(sp) = find_attr!(attrs, AttributeKind::ConstStability{span, ..} => *span) {
if let Some(sp) = find_attr!(attrs, AttributeKind::ConstStability { span, .. } => *span) {
sess.dcx().emit_err(errors::MacroConstStability {
span: sp,
head_span: sess.source_map().guess_head_span(span),
});
}
if let Some(sp) = find_attr!(attrs, AttributeKind::BodyStability{span, ..} => *span) {
if let Some(sp) = find_attr!(attrs, AttributeKind::BodyStability{ span, .. } => *span) {
sess.dcx().emit_err(errors::MacroBodyStability {
span: sp,
head_span: sess.source_map().guess_head_span(span),
@ -912,7 +912,10 @@ impl SyntaxExtension {
// FIXME(jdonszelmann): avoid the into_iter/collect?
.then(|| allow_internal_unstable.iter().map(|i| i.0).collect::<Vec<_>>().into()),
stability,
deprecation: find_attr!(attrs, AttributeKind::Deprecation{deprecation, ..} => *deprecation),
deprecation: find_attr!(
attrs,
AttributeKind::Deprecation { deprecation, .. } => *deprecation
),
helper_attrs,
edition,
builtin_name,
@ -1000,6 +1003,7 @@ impl SyntaxExtension {
self.allow_internal_unsafe,
self.local_inner_macros,
self.collapse_debuginfo,
self.builtin_name.is_some(),
)
}
}