bjoernager/rust
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Reduce coerce_unsized_into to one call

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We cannot inline due to it being recursive.
This commit is contained in:
Mark Simulacrum 2016-12-19 18:47:30 -07:00
parent 98a13ffe44
commit 295ea0d6c3
1 changed files with 5 additions and 10 deletions
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15
src/librustc_trans/mir/rvalue.rs
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@ -69,7 +69,7 @@ impl<'a, 'tcx> MirContext<'a, 'tcx> {
// so the (generic) MIR may not be able to expand it.
let operand = self.trans_operand(&bcx, source);
let operand = operand.pack_if_pair(&bcx);
match operand.val {
let llref = match operand.val {
OperandValue::Pair(..) => bug!(),
OperandValue::Immediate(llval) => {
// unsize from an immediate structure. We don't
@ -81,16 +81,11 @@ impl<'a, 'tcx> MirContext<'a, 'tcx> {
debug!("trans_rvalue: creating ugly alloca");
let lltemp = base::alloc_ty(&bcx, operand.ty, "__unsize_temp");
base::store_ty(&bcx, llval, lltemp, operand.ty);
base::coerce_unsized_into(&bcx,
lltemp, operand.ty,
dest.llval, cast_ty);
lltemp
}
OperandValue::Ref(llref) => {
base::coerce_unsized_into(&bcx,
llref, operand.ty,
dest.llval, cast_ty);
}
}
OperandValue::Ref(llref) => llref
};
base::coerce_unsized_into(&bcx, llref, operand.ty, dest.llval, cast_ty);
bcx
}