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unconditional recursion, yeet TypingEnv::from_param_env

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This commit is contained in:
lcnr 2024-11-19 16:51:47 +01:00
parent 948cec0fad
commit 1ec964873e
1 changed files with 5 additions and 10 deletions
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15
compiler/rustc_mir_build/src/lints.rs
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@ -132,21 +132,16 @@ impl<'tcx> TerminatorClassifier<'tcx> for CallRecursion<'tcx> {
return false;
}
let caller = body.source.def_id();
let param_env = tcx.param_env(caller);
let typing_env = body.typing_env(tcx);
let func_ty = func.ty(body, tcx);
if let ty::FnDef(callee, args) = *func_ty.kind() {
let Ok(normalized_args) =
tcx.try_normalize_erasing_regions(ty::TypingEnv::from_param_env(param_env), args)
else {
let Ok(normalized_args) = tcx.try_normalize_erasing_regions(typing_env, args) else {
return false;
};
let (callee, call_args) = if let Ok(Some(instance)) = Instance::try_resolve(
tcx,
ty::TypingEnv::from_param_env(param_env),
callee,
normalized_args,
) {
let (callee, call_args) = if let Ok(Some(instance)) =
Instance::try_resolve(tcx, typing_env, callee, normalized_args)
{
(instance.def_id(), instance.args)
} else {
(callee, normalized_args)