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/* ===-- int_util.c - Implement internal utilities --------------------------=== |
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* |
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* The LLVM Compiler Infrastructure |
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* |
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* This file is dual licensed under the MIT and the University of Illinois Open |
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* Source Licenses. See LICENSE.TXT for details. |
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* |
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* ===----------------------------------------------------------------------=== |
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*/ |
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#include "int_lib.h" |
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#include "int_util.h" |
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/* NOTE: The definitions in this file are declared weak because we clients to be |
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* able to arbitrarily package individual functions into separate .a files. If |
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* we did not declare these weak, some link situations might end up seeing |
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* duplicate strong definitions of the same symbol. |
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* |
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* We can't use this solution for kernel use (which may not support weak), but |
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* currently expect that when built for kernel use all the functionality is |
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* packaged into a single library. |
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*/ |
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#ifdef KERNEL_USE |
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NORETURN extern void panic(const char *, ...); |
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#ifndef _WIN32 |
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__attribute__((visibility("hidden"))) |
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#endif |
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void compilerrt_abort_impl(const char *file, int line, const char *function) { |
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panic("%s:%d: abort in %s", file, line, function); |
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} |
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#elif __APPLE__ |
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/* from libSystem.dylib */ |
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NORETURN extern void __assert_rtn(const char *func, const char *file, int line, |
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const char *message); |
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#ifndef _WIN32 |
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__attribute__((weak)) |
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__attribute__((visibility("hidden"))) |
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#endif |
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void compilerrt_abort_impl(const char *file, int line, const char *function) { |
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__assert_rtn(function, file, line, "libcompiler_rt abort"); |
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} |
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#else |
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/* Get the system definition of abort() */ |
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#include <stdlib.h> |
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#ifndef _WIN32 |
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__attribute__((weak)) |
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__attribute__((visibility("hidden"))) |
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#endif |
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void compilerrt_abort_impl(const char *file, int line, const char *function) { |
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abort(); |
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} |
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#endif |