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//===--- OptionUtils.cpp - Utilities for command line arguments -----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/DiagnosticDriver.h"
#include "clang/Driver/OptionUtils.h"
#include "llvm/Option/ArgList.h"
using namespace clang;
using namespace llvm::opt;
namespace {
template <typename IntTy>
IntTy getLastArgIntValueImpl(const ArgList &Args, OptSpecifier Id,
IntTy Default, DiagnosticsEngine *Diags,
unsigned Base) {
IntTy Res = Default;
if (Arg *A = Args.getLastArg(Id)) {
if (StringRef(A->getValue()).getAsInteger(Base, Res)) {
if (Diags)
Diags->Report(diag::err_drv_invalid_int_value)
<< A->getAsString(Args) << A->getValue();
}
}
return Res;
}
} // namespace
namespace clang {
int getLastArgIntValue(const ArgList &Args, OptSpecifier Id, int Default,
DiagnosticsEngine *Diags, unsigned Base) {
return getLastArgIntValueImpl<int>(Args, Id, Default, Diags, Base);
}
uint64_t getLastArgUInt64Value(const ArgList &Args, OptSpecifier Id,
uint64_t Default, DiagnosticsEngine *Diags,
unsigned Base) {
return getLastArgIntValueImpl<uint64_t>(Args, Id, Default, Diags, Base);
}
} // namespace clang
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