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| author | Dylan MacKenzie <ecstaticmorse@gmail.com> | 2021-12-05 13:11:55 -0800 |
|---|---|---|
| committer | Dylan MacKenzie <ecstaticmorse@gmail.com> | 2021-12-05 13:11:55 -0800 |
| commit | 6afbfcaa3ec1053d806af2055ded58b1faff4dee (patch) | |
| tree | bf497736dfabd923986f54ce0af2367218b7b1a7 | |
| parent | 772d51f887fa407216860bf8ecf3f1a32fb795b4 (diff) | |
| download | rust-6afbfcaa3ec1053d806af2055ded58b1faff4dee.tar.gz rust-6afbfcaa3ec1053d806af2055ded58b1faff4dee.zip | |
Remove unnecessary FIXME (answered by Oli)
| -rw-r--r-- | compiler/rustc_mir_transform/src/lib.rs | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/compiler/rustc_mir_transform/src/lib.rs b/compiler/rustc_mir_transform/src/lib.rs index a7e003a55b4..130688e2d53 100644 --- a/compiler/rustc_mir_transform/src/lib.rs +++ b/compiler/rustc_mir_transform/src/lib.rs @@ -480,8 +480,7 @@ fn run_optimization_passes<'tcx>(tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) { // FIXME(#70073): This pass is responsible for both optimization as well as some lints. &const_prop::ConstProp, // - // FIXME: The old pass manager ran this only at mir-opt-level >= 1, but - // const-prop runs unconditionally. Should this run unconditionally as well? + // Const-prop runs unconditionally, but doesn't mutate the MIR at mir-opt-level=0. &o1(simplify_branches::SimplifyConstCondition::new("after-const-prop")), &early_otherwise_branch::EarlyOtherwiseBranch, &simplify_comparison_integral::SimplifyComparisonIntegral, |