rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

refactor check_{lang,library}_ub: use a single intrinsic, put policy into library

Browse Source
This commit is contained in:
Ralf Jung
2024-03-17 10:29:02 +01:00
parent 987ef4c922
commit 6177530420
34 changed files with 133 additions and 118 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
compiler/rustc_mir_transform/src/lower_intrinsics.rs
View File

@@ -20,30 +20,13 @@ impl<'tcx> MirPass<'tcx> for LowerIntrinsics {
sym::unreachable => {
terminator.kind = TerminatorKind::Unreachable;
}
sym::check_language_ub => {
sym::ub_checks => {
let target = target.unwrap();
block.statements.push(Statement {
source_info: terminator.source_info,
kind: StatementKind::Assign(Box::new((
*destination,
Rvalue::NullaryOp(
NullOp::UbCheck(UbKind::LanguageUb),
tcx.types.bool,
),
))),
});
terminator.kind = TerminatorKind::Goto { target };
}
sym::check_library_ub => {
let target = target.unwrap();
block.statements.push(Statement {
source_info: terminator.source_info,
kind: StatementKind::Assign(Box::new((
*destination,
Rvalue::NullaryOp(
NullOp::UbCheck(UbKind::LibraryUb),
tcx.types.bool,
),
Rvalue::NullaryOp(NullOp::UbChecks, tcx.types.bool),
))),
});
terminator.kind = TerminatorKind::Goto { target };