b23701f7d0
Original-commit: flang-compiler/f18@279af1e817 Reviewed-on: https://github.com/flang-compiler/f18/pull/106
49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
// Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "idioms.h"
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#include <cstdarg>
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#include <cstdio>
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#include <cstdlib>
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namespace Fortran::common {
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[[noreturn]] void die(const char *msg, ...) {
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va_list ap;
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va_start(ap, msg);
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std::fputs("\nfatal internal error: ", stderr);
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std::vfprintf(stderr, msg, ap);
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va_end(ap);
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fputc('\n', stderr);
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std::abort();
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}
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// Convert the int index of an enumerator to a string.
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// enumNames is a list of the names, separated by commas with optional spaces.
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// This is intended for use from the expansion of ENUM_CLASS.
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std::string EnumIndexToString(int index, const char *enumNames) {
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const char *p{enumNames};
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for (; index > 0; --index, ++p) {
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for (; *p && *p != ','; ++p) {
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}
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}
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for (; *p == ' '; ++p) {
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}
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CHECK(*p != '\0');
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const char *q = p;
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for (; *q && *q != ' ' && *q != ','; ++q) {
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}
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return std::string(p, q - p);
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}
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} // namespace Fortran::common
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