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Fix shuffle index constant not being monomorphized.

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This commit is contained in:
Caleb Zulawski 2021-09-16 02:59:49 +00:00
parent 1b3fe755ea
commit 4a4ca94151
2 changed files with 46 additions and 2 deletions
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8
compiler/rustc_codegen_ssa/src/mir/block.rs
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@ -665,8 +665,12 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> {
if i == 2 && intrinsic.as_str().starts_with("simd_shuffle") {
if let mir::Operand::Constant(constant) = arg {
let c = self.eval_mir_constant(constant);
let (llval, ty) =
self.simd_shuffle_indices(&bx, constant.span, constant.ty(), c);
let (llval, ty) = self.simd_shuffle_indices(
&bx,
constant.span,
self.monomorphize(constant.ty()),
c,
);
return OperandRef {
val: Immediate(llval),
layout: bx.layout_of(ty),