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Mark llvm::ConstantExpr::getAsInstruction as const

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Summary:
getAsInstruction is the only non-const member method.
It is impossible to enforce const-correctness because of it.

Reviewers: jmolloy, majnemer

Reviewed By: jmolloy

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D70113
This commit is contained in:
Alex Denisov 2019-11-12 10:57:32 +01:00
parent 380e3e814f
commit ed10a34931
2 changed files with 2 additions and 2 deletions
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2
include/llvm/IR/Constants.h
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@ -1250,7 +1250,7 @@ public:
/// which would take a ConstantExpr parameter, but that would have spread
/// implementation details of ConstantExpr outside of Constants.cpp, which
/// would make it harder to remove ConstantExprs altogether.
Instruction *getAsInstruction();
Instruction *getAsInstruction() const;
/// Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof(const Value *V) {

2
lib/IR/Constants.cpp
View File

@ -3004,7 +3004,7 @@ Value *ConstantExpr::handleOperandChangeImpl(Value *From, Value *ToV) {
NewOps, this, From, To, NumUpdated, OperandNo);
}
Instruction *ConstantExpr::getAsInstruction() {
Instruction *ConstantExpr::getAsInstruction() const {
SmallVector<Value *, 4> ValueOperands(op_begin(), op_end());
ArrayRef<Value*> Ops(ValueOperands);