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31 lines
1.1 KiB
C++
31 lines
1.1 KiB
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#include "toolchain/check/context.h"
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#include "toolchain/check/convert.h"
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#include "toolchain/sem_ir/inst.h"
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namespace Carbon::Check {
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// TODO: Find a better home for this. We'll likely need it for more than just
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// expression statements.
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static auto HandleDiscardedExpr(Context& context, SemIR::InstId expr_id)
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-> void {
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// If we discard an initializing expression, convert it to a value or
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// reference so that it has something to initialize.
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auto expr = context.insts().Get(expr_id);
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Convert(context, context.insts().GetLocId(expr_id), expr_id,
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{.kind = ConversionTarget::Discarded, .type_id = expr.type_id()});
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// TODO: This will eventually need to do some "do not discard" analysis.
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}
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auto HandleExprStatement(Context& context, Parse::ExprStatementId /*node_id*/)
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-> bool {
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HandleDiscardedExpr(context, context.node_stack().PopExpr());
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return true;
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}
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} // namespace Carbon::Check
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