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