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authorNicholas Nethercote <n.nethercote@gmail.com>2022-11-23 11:55:16 +1100
committerNicholas Nethercote <n.nethercote@gmail.com>2023-02-21 11:51:56 +1100
commit4143b101f9b0949c4bc6db1124f86ef02b1ef7aa (patch)
treeccec1e793829bc4ce4095fc02cc647ba8b6f63f2 /compiler/rustc_builtin_macros/src/assert.rs
parent6a56c3a930733b7e000cc3ec54844b0522a8bd16 (diff)
downloadrust-4143b101f9b0949c4bc6db1124f86ef02b1ef7aa.tar.gz
rust-4143b101f9b0949c4bc6db1124f86ef02b1ef7aa.zip
Use `ThinVec` in various AST types.
This commit changes the sequence parsers to produce `ThinVec`, which
triggers numerous conversions.
Diffstat (limited to 'compiler/rustc_builtin_macros/src/assert.rs')
-rw-r--r--compiler/rustc_builtin_macros/src/assert.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/rustc_builtin_macros/src/assert.rs b/compiler/rustc_builtin_macros/src/assert.rs
index 8555c3593b3..75af5e2b1fa 100644
--- a/compiler/rustc_builtin_macros/src/assert.rs
+++ b/compiler/rustc_builtin_macros/src/assert.rs
@@ -11,6 +11,7 @@ use rustc_expand::base::{DummyResult, ExtCtxt, MacEager, MacResult};
 use rustc_parse::parser::Parser;
 use rustc_span::symbol::{sym, Ident, Symbol};
 use rustc_span::{Span, DUMMY_SP};
+use thin_vec::thin_vec;
 
 pub fn expand_assert<'cx>(
     cx: &'cx mut ExtCtxt<'_>,
@@ -79,7 +80,7 @@ pub fn expand_assert<'cx>(
         let then = cx.expr_call_global(
             call_site_span,
             cx.std_path(&[sym::panicking, sym::panic]),
-            vec![cx.expr_str(
+            thin_vec![cx.expr_str(
                 DUMMY_SP,
                 Symbol::intern(&format!(
                     "assertion failed: {}",