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Get out of bootstrapping pickle.

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This commit is contained in:
Mazdak Farrokhzad 2019-07-10 05:18:01 +02:00
parent 984f9db946
commit 1060513ddc
2 changed files with 25 additions and 8 deletions
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29
src/librustc_target/abi/mod.rs
View file

@ -105,20 +105,34 @@ impl TargetDataLayout {
let mut dl = TargetDataLayout::default();
let mut i128_align_src = 64;
for spec in target.data_layout.split('-') {
match spec.split(':').collect::<Vec<_>>()[..] {
let spec_parts = spec.split(':').collect::<Vec<_>>();
match &*spec_parts {
["e"] => dl.endian = Endian::Little,
["E"] => dl.endian = Endian::Big,
[p] if p.starts_with("P") => {
dl.instruction_address_space = parse_address_space(&p[1..], "P")?
}
["a", ref a..] => dl.aggregate_align = align(a, "a")?,
["f32", ref a..] => dl.f32_align = align(a, "f32")?,
["f64", ref a..] => dl.f64_align = align(a, "f64")?,
[p @ "p", s, ref a..] | [p @ "p0", s, ref a..] => {
// FIXME: Ping cfg(bootstrap) -- Use `ref a @ ..` with new bootstrap compiler.
["a", ..] => {
let a = &spec_parts[1..]; // FIXME inline into pattern.
dl.aggregate_align = align(a, "a")?
}
["f32", ..] => {
let a = &spec_parts[1..]; // FIXME inline into pattern.
dl.f32_align = align(a, "f32")?
}
["f64", ..] => {
let a = &spec_parts[1..]; // FIXME inline into pattern.
dl.f64_align = align(a, "f64")?
}
[p @ "p", s, ..] | [p @ "p0", s, ..] => {
let a = &spec_parts[2..]; // FIXME inline into pattern.
dl.pointer_size = size(s, p)?;
dl.pointer_align = align(a, p)?;
}
[s, ref a..] if s.starts_with("i") => {
[s, ..] if s.starts_with("i") => {
let a = &spec_parts[1..]; // FIXME inline into pattern.
let bits = match s[1..].parse::<u64>() {
Ok(bits) => bits,
Err(_) => {
@ -142,7 +156,8 @@ impl TargetDataLayout {
dl.i128_align = a;
}
}
[s, ref a..] if s.starts_with("v") => {
[s, ..] if s.starts_with("v") => {
let a = &spec_parts[1..]; // FIXME inline into pattern.
let v_size = size(&s[1..], "v")?;
let a = align(a, s)?;
if let Some(v) = dl.vector_align.iter_mut().find(|v| v.0 == v_size) {

4
src/librustc_typeck/check/mod.rs
View file

@ -1818,7 +1818,9 @@ fn bad_variant_count<'tcx>(tcx: TyCtxt<'tcx>, adt: &'tcx ty::AdtDef, sp: Span, d
);
let mut err = struct_span_err!(tcx.sess, sp, E0731, "transparent enum {}", msg);
err.span_label(sp, &msg);
if let &[ref start.., ref end] = &variant_spans[..] {
if let &[.., ref end] = &variant_spans[..] {
// FIXME: Ping cfg(bootstrap) -- Use `ref start @ ..` with new bootstrap compiler.
let start = &variant_spans[..variant_spans.len() - 1];
for variant_span in start {
err.span_label(*variant_span, "");
}