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Remove dependency on slice_internals feature in rustc_ast #107194

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Merged
merged 1 commit into from
Jan 27, 2023
Merged

Remove dependency on slice_internals feature in rustc_ast #107194

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1 change: 1 addition & 0 deletions Cargo.lock
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Expand Up @@ -3633,6 +3633,7 @@ name = "rustc_ast"
version = "0.0.0"
dependencies = [
"bitflags",
"memchr",
"rustc_data_structures",
"rustc_index",
"rustc_lexer",
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1 change: 1 addition & 0 deletions compiler/rustc_ast/Cargo.toml
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Expand Up @@ -7,6 +7,7 @@ edition = "2021"

[dependencies]
bitflags = "1.2.1"
memchr = "2.5.0"
rustc_data_structures = { path = "../rustc_data_structures" }
rustc_index = { path = "../rustc_index" }
rustc_lexer = { path = "../rustc_lexer" }
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1 change: 0 additions & 1 deletion compiler/rustc_ast/src/lib.rs
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Expand Up @@ -16,7 +16,6 @@
#![feature(let_chains)]
#![feature(min_specialization)]
#![feature(negative_impls)]
#![feature(slice_internals)]
#![feature(stmt_expr_attributes)]
#![recursion_limit = "256"]
#![deny(rustc::untranslatable_diagnostic)]
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2 changes: 1 addition & 1 deletion compiler/rustc_ast/src/util/unicode.rs
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Expand Up @@ -17,7 +17,7 @@ pub fn contains_text_flow_control_chars(s: &str) -> bool {
// U+2069 - E2 81 A9
let mut bytes = s.as_bytes();
loop {
match core::slice::memchr::memchr(0xE2, bytes) {
match memchr::memchr(0xE2, bytes) {
Some(idx) => {
// bytes are valid UTF-8 -> E2 must be followed by two bytes
let ch = &bytes[idx..idx + 3];
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