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authorbors <bors@rust-lang.org>2024-11-17 23:57:53 +0000
committerbors <bors@rust-lang.org>2024-11-17 23:57:53 +0000
commit3fb7e441aecc3c054d71eb4d752d06e7776e8888 (patch)
treebba0b25b682b37f1b6040aa63949559619666e9d /compiler/rustc_span/src
parent5ec7d6eee7e0f5236ec1559499070eaf836bc608 (diff)
parent777003ae9fd4d81ada91f67f388d4f12c9ca220a (diff)
downloadrust-3fb7e441aecc3c054d71eb4d752d06e7776e8888.tar.gz
rust-3fb7e441aecc3c054d71eb4d752d06e7776e8888.zip
Auto merge of #120370 - x17jiri:likely_unlikely_fix, r=saethlin
Likely unlikely fix

RFC 1131 ( https://github.com/rust-lang/rust/issues/26179 ) added likely/unlikely intrinsics, but they have been broken for a while: https://github.com/rust-lang/rust/issues/96276 , https://github.com/rust-lang/rust/issues/96275 , https://github.com/rust-lang/rust/issues/88767 . This PR tries to fix them.

Changes:
- added a new `cold_path()` intrinsic
- `likely()` and `unlikely()` changed to regular functions implemented using `cold_path()`
Diffstat (limited to 'compiler/rustc_span/src')
-rw-r--r--compiler/rustc_span/src/symbol.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
index 42c6221dc57..5d4ba4be5b8 100644
--- a/compiler/rustc_span/src/symbol.rs
+++ b/compiler/rustc_span/src/symbol.rs
@@ -589,6 +589,7 @@ symbols! {
         cmse_nonsecure_entry,
         coerce_unsized,
         cold,
+        cold_path,
         collapse_debuginfo,
         column,
         compare_bytes,