Remove unnecessary check and fix local_def_id parameter

This commit is contained in:
Tunahan Karlibas 2020-12-11 01:59:05 +03:00
parent de1cd4b36d
commit b6f7eef946
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@ -7,7 +7,7 @@ use crate::interpret::{
}; };
use rustc_errors::ErrorReported; use rustc_errors::ErrorReported;
use rustc_hir::def::DefKind; use rustc_hir::{ConstContext, def::DefKind};
use rustc_middle::mir; use rustc_middle::mir;
use rustc_middle::mir::interpret::ErrorHandled; use rustc_middle::mir::interpret::ErrorHandled;
use rustc_middle::traits::Reveal; use rustc_middle::traits::Reveal;
@ -30,14 +30,14 @@ fn eval_body_using_ecx<'mir, 'tcx>(
body: &'mir mir::Body<'tcx>, body: &'mir mir::Body<'tcx>,
) -> InterpResult<'tcx, MPlaceTy<'tcx>> { ) -> InterpResult<'tcx, MPlaceTy<'tcx>> {
debug!("eval_body_using_ecx: {:?}, {:?}", cid, ecx.param_env); debug!("eval_body_using_ecx: {:?}, {:?}", cid, ecx.param_env);
let tcx = *ecx.tcx;
assert!( assert!(
cid.promoted.is_some() cid.promoted.is_some()
|| matches!( || matches!(
ecx.tcx.hir().body_const_context(def_id), ecx.tcx.hir().body_const_context(cid.instance.def_id().expect_local()),
Some(ConstContext::Const | ConstContext::Static(_)) Some(ConstContext::Const | ConstContext::Static(_))
) )
); );
let tcx = *ecx.tcx;
let layout = ecx.layout_of(body.return_ty().subst(tcx, cid.instance.substs))?; let layout = ecx.layout_of(body.return_ty().subst(tcx, cid.instance.substs))?;
assert!(!layout.is_unsized()); assert!(!layout.is_unsized());
let ret = ecx.allocate(layout, MemoryKind::Stack); let ret = ecx.allocate(layout, MemoryKind::Stack);
@ -47,14 +47,7 @@ fn eval_body_using_ecx<'mir, 'tcx>(
let prom = cid.promoted.map_or(String::new(), |p| format!("::promoted[{:?}]", p)); let prom = cid.promoted.map_or(String::new(), |p| format!("::promoted[{:?}]", p));
trace!("eval_body_using_ecx: pushing stack frame for global: {}{}", name, prom); trace!("eval_body_using_ecx: pushing stack frame for global: {}{}", name, prom);
// Assert all args (if any) are zero-sized types; `eval_body_using_ecx` doesn't
// make sense if the body is expecting nontrivial arguments.
// (The alternative would be to use `eval_fn_call` with an args slice.)
for arg in body.args_iter() {
let decl = body.local_decls.get(arg).expect("arg missing from local_decls");
let layout = ecx.layout_of(decl.ty.subst(tcx, cid.instance.substs))?;
assert!(layout.is_zst())
}
ecx.push_stack_frame( ecx.push_stack_frame(
cid.instance, cid.instance,