| 1 | /* |
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| 2 | * Copyright 2015 WebAssembly Community Group participants |
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| 3 | * |
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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| 5 | * you may not use this file except in compliance with the License. |
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| 6 | * You may obtain a copy of the License at |
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| 7 | * |
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 9 | * |
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| 10 | * Unless required by applicable law or agreed to in writing, software |
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 13 | * See the License for the specific language governing permissions and |
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| 14 | * limitations under the License. |
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| 15 | */ |
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| 16 | |
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| 17 | #ifndef wasm_compiler_support_h |
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| 18 | #define wasm_compiler_support_h |
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| 19 | |
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| 20 | #ifndef __has_feature |
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| 21 | #define __has_feature(x) 0 |
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| 22 | #endif |
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| 23 | |
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| 24 | #ifndef __has_builtin |
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| 25 | #define __has_builtin(x) 0 |
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| 26 | #endif |
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| 27 | |
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| 28 | #if __has_builtin(__builtin_unreachable) |
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| 29 | #define WASM_BUILTIN_UNREACHABLE __builtin_unreachable() |
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| 30 | #elif defined(_MSC_VER) |
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| 31 | #define WASM_BUILTIN_UNREACHABLE __assume(false) |
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| 32 | #endif |
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| 33 | |
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| 34 | #endif // wasm_compiler_support_h |
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| 35 | |
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