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v0 mangling for std on nightly #149148

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Merged
merged 1 commit into from
Nov 25, 2025
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v0 mangling for std on nightly #149148

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2 changes: 2 additions & 0 deletions src/bootstrap/src/core/builder/cargo.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -647,6 +647,8 @@ impl Builder<'_> {
// If an explicit setting is given, use that
setting
}
// Per compiler-team#938, v0 mangling is used on nightly
None if self.config.channel == "dev" || self.config.channel == "nightly" => true,
None => {
if mode == Mode::Std {
// The standard library defaults to the legacy scheme
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2 changes: 2 additions & 0 deletions tests/ui/sanitizer/dataflow-abilist.txt
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Expand Up @@ -491,6 +491,8 @@ fun:__dfso_*=discard

# Rust functions.
fun:_ZN4core*=uninstrumented
fun:_R*4core*=uninstrumented
fun:_ZN3std*=uninstrumented
fun:_R*3std*=uninstrumented
fun:rust_eh_personality=uninstrumented
fun:_R*__rustc*=uninstrumented
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