bjoernager/rust
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not need Option for dbg_scope

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This commit is contained in:
SparrowLii 2022-04-26 21:00:19 +08:00
parent 1f631e8e93
commit 843e8d19ec
3 changed files with 17 additions and 28 deletions
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12
compiler/rustc_codegen_ssa/src/mir/debuginfo.rs
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@ -39,8 +39,7 @@ pub struct PerLocalVarDebugInfo<'tcx, D> {
#[derive(Clone, Copy, Debug)]
pub struct DebugScope<S, L> {
// FIXME(eddyb) this should never be `None`, after initialization.
pub dbg_scope: Option<S>,
pub dbg_scope: S,
/// Call site location, if this scope was inlined from another function.
pub inlined_at: Option<L>,
@ -61,17 +60,12 @@ impl<'tcx, S: Copy, L: Copy> DebugScope<S, L> {
cx: &Cx,
span: Span,
) -> S {
// FIXME(eddyb) this should never be `None`.
let dbg_scope = self
.dbg_scope
.unwrap_or_else(|| bug!("`dbg_scope` is only `None` during initialization"));
let pos = span.lo();
if pos < self.file_start_pos || pos >= self.file_end_pos {
let sm = cx.sess().source_map();
cx.extend_scope_to_file(dbg_scope, &sm.lookup_char_pos(pos).file)
cx.extend_scope_to_file(self.dbg_scope, &sm.lookup_char_pos(pos).file)
} else {
dbg_scope
self.dbg_scope
}
}
}