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save-analysis: avoid implicit unwrap #48007

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Merged
merged 1 commit into from
Feb 6, 2018
Merged

save-analysis: avoid implicit unwrap #48007

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2 changes: 1 addition & 1 deletion src/librustc_save_analysis/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -791,7 +791,7 @@ impl<'l, 'tcx: 'l> SaveContext<'l, 'tcx> {
field_ref: &ast::Field,
variant: &ty::VariantDef,
) -> Option<Ref> {
let f = variant.field_named(field_ref.ident.node.name);
let f = variant.find_field_named(field_ref.ident.node.name)?;
// We don't really need a sub-span here, but no harm done
let sub_span = self.span_utils.span_for_last_ident(field_ref.ident.span);
filter!(self.span_utils, sub_span, field_ref.ident.span, None);
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8 changes: 8 additions & 0 deletions src/test/run-make/save-analysis-fail/foo.rs
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Expand Up @@ -451,3 +451,11 @@ extern {
static EXTERN_FOO: u8;
fn extern_foo(a: u8, b: i32) -> String;
}

struct Rls699 {
f: u32,
}

fn new(f: u32) -> Rls699 {
Rls699 { fs }
}