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Avoid nightly feature usage where easily possible

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This commit is contained in:
bjorn3 2021-03-18 12:20:24 +01:00
parent 664b25ea38
commit 0069007d5b
4 changed files with 12 additions and 26 deletions
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5
example/mini_core_hello_world.rs
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@ -1,7 +1,4 @@
#![feature(
no_core, start, lang_items, box_syntax, never_type, linkage,
extern_types, thread_local
)]
#![feature(no_core, lang_items, box_syntax, never_type, linkage, extern_types, thread_local)]
#![no_core]
#![allow(dead_code, non_camel_case_types)]

24
src/base.rs
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@ -465,16 +465,16 @@ fn codegen_stmt<'tcx>(
let val = crate::constant::codegen_tls_ref(fx, def_id, lval.layout());
lval.write_cvalue(fx, val);
}
Rvalue::BinaryOp(bin_op, box (ref lhs, ref rhs)) => {
let lhs = codegen_operand(fx, lhs);
let rhs = codegen_operand(fx, rhs);
Rvalue::BinaryOp(bin_op, ref lhs_rhs) => {
let lhs = codegen_operand(fx, &lhs_rhs.0);
let rhs = codegen_operand(fx, &lhs_rhs.1);
let res = crate::num::codegen_binop(fx, bin_op, lhs, rhs);
lval.write_cvalue(fx, res);
}
Rvalue::CheckedBinaryOp(bin_op, box (ref lhs, ref rhs)) => {
let lhs = codegen_operand(fx, lhs);
let rhs = codegen_operand(fx, rhs);
Rvalue::CheckedBinaryOp(bin_op, ref lhs_rhs) => {
let lhs = codegen_operand(fx, &lhs_rhs.0);
let rhs = codegen_operand(fx, &lhs_rhs.1);
let res = if !fx.tcx.sess.overflow_checks() {
let val =
@ -835,19 +835,15 @@ fn is_fat_ptr<'tcx>(fx: &FunctionCx<'_, '_, 'tcx>, ty: Ty<'tcx>) -> bool {
}
}
StatementKind::Coverage { .. } => fx.tcx.sess.fatal("-Zcoverage is unimplemented"),
StatementKind::CopyNonOverlapping(box rustc_middle::mir::CopyNonOverlapping {
src,
dst,
count,
}) => {
let dst = codegen_operand(fx, dst);
StatementKind::CopyNonOverlapping(inner) => {
let dst = codegen_operand(fx, &inner.dst);
let pointee = dst
.layout()
.pointee_info_at(fx, rustc_target::abi::Size::ZERO)
.expect("Expected pointer");
let dst = dst.load_scalar(fx);
let src = codegen_operand(fx, src).load_scalar(fx);
let count = codegen_operand(fx, count).load_scalar(fx);
let src = codegen_operand(fx, &inner.src).load_scalar(fx);
let count = codegen_operand(fx, &inner.count).load_scalar(fx);
let elem_size: u64 = pointee.size.bytes();
let bytes = if elem_size != 1 {
fx.bcx.ins().imul_imm(count, elem_size as i64)

4
src/lib.rs
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@ -1,11 +1,7 @@
#![feature(
rustc_private,
decl_macro,
type_alias_impl_trait,
associated_type_bounds,
never_type,
try_blocks,
box_patterns,
hash_drain_filter
)]
#![warn(rust_2018_idioms)]

5
src/pretty_clif.rs
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@ -224,10 +224,7 @@ pub(crate) fn write_ir_file(
let clif_file_name = clif_output_dir.join(name);
let res: std::io::Result<()> = try {
let mut file = std::fs::File::create(clif_file_name)?;
write(&mut file)?;
};
let res = std::fs::File::create(clif_file_name).and_then(|mut file| write(&mut file));
if let Err(err) = res {
tcx.sess.warn(&format!("error writing ir file: {}", err));
}