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Update function pointer call error message

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It now uses the type of context. (issue 97082)
This commit is contained in:
mbartlett21 2022-05-17 04:11:18 +00:00
parent c1cfdd1fb2
commit 56649bb844
2 changed files with 5 additions and 2 deletions
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5
compiler/rustc_const_eval/src/transform/check_consts/ops.rs
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@ -89,7 +89,10 @@ impl<'tcx> NonConstOp<'tcx> for FnCallIndirect {
ccx: &ConstCx<'_, 'tcx>, ccx: &ConstCx<'_, 'tcx>,
span: Span, span: Span,
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> { ) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
ccx.tcx.sess.struct_span_err(span, "function pointers are not allowed in const fn") ccx.tcx.sess.struct_span_err(
span,
&format!("function pointer calls are not allowed in {}s", ccx.const_kind()),
)
} }
} }

2
src/test/ui/consts/issue-56164.stderr
View file

@ -7,7 +7,7 @@ LL | const fn foo() { (||{})() }
= note: closures need an RFC before allowed to be called in constant functions = note: closures need an RFC before allowed to be called in constant functions
= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
error: function pointers are not allowed in const fn error: function pointer calls are not allowed in constant functions
--> $DIR/issue-56164.rs:7:5 --> $DIR/issue-56164.rs:7:5
| |
LL | input() LL | input()