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Diffstat (limited to 'compiler/rustc_mir_transform/src/const_goto.rs')
-rw-r--r-- | compiler/rustc_mir_transform/src/const_goto.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/rustc_mir_transform/src/const_goto.rs b/compiler/rustc_mir_transform/src/const_goto.rs index 0a305a402..40eefda4f 100644 --- a/compiler/rustc_mir_transform/src/const_goto.rs +++ b/compiler/rustc_mir_transform/src/const_goto.rs @@ -82,8 +82,9 @@ impl<'tcx> Visitor<'tcx> for ConstGotoOptimizationFinder<'_, 'tcx> { } let target_bb_terminator = target_bb.terminator(); - let (discr, switch_ty, targets) = target_bb_terminator.kind.as_switch()?; + let (discr, targets) = target_bb_terminator.kind.as_switch()?; if discr.place() == Some(*place) { + let switch_ty = place.ty(self.body.local_decls(), self.tcx).ty; // We now know that the Switch matches on the const place, and it is statementless // Now find which value in the Switch matches the const value. let const_value = |