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Add error codes for libsyntax_ext

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This commit is contained in:
Guillaume Gomez
2018-02-12 23:21:20 +01:00
parent fb730d75d4
commit 44c686113f
4 changed files with 45 additions and 3 deletions
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16
src/libsyntax_ext/asm.rs
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@@ -45,6 +45,17 @@ impl State {
}
}
macro_rules! span_err_if_not_stage0 {
($cx:expr, $sp:expr, $code:ident, $text:tt) => {
#[cfg(not(stage0))] {
span_err!($cx, $sp, $code, $text)
}
#[cfg(stage0)] {
$cx.span_err($sp, $text)
}
}
}
const OPTIONS: &'static [&'static str] = &["volatile", "alignstack", "intel"];
pub fn expand_asm<'cx>(cx: &'cx mut ExtCtxt,
@@ -89,7 +100,7 @@ pub fn expand_asm<'cx>(cx: &'cx mut ExtCtxt,
if asm_str_style.is_some() {
// If we already have a string with instructions,
// ending up in Asm state again is an error.
cx.span_err(sp, "malformed inline assembly");
span_err_if_not_stage0!(cx, sp, E0660, "malformed inline assembly");
return DummyResult::expr(sp);
}
// Nested parser, stop before the first colon (see above).
@@ -142,7 +153,8 @@ pub fn expand_asm<'cx>(cx: &'cx mut ExtCtxt,
Some(Symbol::intern(&format!("={}", ch.as_str())))
}
_ => {
cx.span_err(span, "output operand constraint lacks '=' or '+'");
span_err_if_not_stage0!(cx, span, E0661,
"output operand constraint lacks '=' or '+'");
None
}
};