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Merge llvm, clang, lld, lldb, compiler-rt and libc++ r304460, and update
[FreeBSD/FreeBSD.git] / contrib / compiler-rt / lib / builtins / arm / aeabi_cdcmpeq_check_nan.c
1 //===-- lib/arm/aeabi_cdcmpeq_helper.c - Helper for cdcmpeq ---------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include <stdint.h>
11 #include "../int_lib.h"
12
13 AEABI_RTABI __attribute__((visibility("hidden")))
14 int __aeabi_cdcmpeq_check_nan(double a, double b) {
15     return __builtin_isnan(a) || __builtin_isnan(b);
16 }