OpenE2K/rust
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Remove warning of duplicated error code

Browse Source
This commit is contained in:
Guillaume Gomez 2015-09-26 00:03:10 +02:00
parent 6c2e3fbe90
commit 08181d2a3b
1 changed files with 13 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
src/librustc/middle/check_const.rs
View File

@ -709,20 +709,26 @@ fn check_expr<'a, 'tcx>(v: &mut CheckCrateVisitor<'a, 'tcx>,
if !is_const {
v.add_qualif(ConstQualif::NOT_CONST);
if v.mode != Mode::Var {
fn span_limited_call_error(tcx: &ty::ctxt, span: Span, s: &str) {
span_err!(tcx.sess, span, E0015, "{}", s);
}
// FIXME(#24111) Remove this check when const fn stabilizes
if let UnstableFeatures::Disallow = v.tcx.sess.opts.unstable_features {
span_err!(v.tcx.sess, e.span, E0015,
"function calls in {}s are limited to \
struct and enum constructors", v.msg());
span_limited_call_error(&v.tcx, e.span,
&format!("function calls in {}s are limited to \
struct and enum constructors",
v.msg()));
v.tcx.sess.span_note(e.span,
"a limited form of compile-time function \
evaluation is available on a nightly \
compiler via `const fn`");
} else {
span_err!(v.tcx.sess, e.span, E0015,
"function calls in {}s are limited to \
constant functions, \
struct and enum constructors", v.msg());
span_limited_call_error(&v.tcx, e.span,
&format!("function calls in {}s are limited \
to constant functions, \
struct and enum constructors",
v.msg()));
}
}
}