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fix Issue 23411 - ImportC: undefined identifier __builtin_nanf (#15918)

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Walter Bright 2023-12-19 06:33:10 -08:00 • committed by GitHub
parent 000490465a
commit e5d742b92e
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1
compiler/test/compilable/stdcheaders.c
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@ -23,6 +23,7 @@
#ifndef __APPLE__ // /Applications/Xcode-14.2.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/tgmath.h(39): Error: named parameter required before `...`
#include <math.h>
float x = NAN;
#endif
#ifndef _MSC_VER // setjmp.h(51): Error: missing tag `identifier` after `struct

4
druntime/src/__builtins.di
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@ -53,6 +53,10 @@ version (CRuntime_Microsoft)
version (DigitalMars)
{
immutable float __nan = float.nan;
float __builtin_nanf()(char*) { return float.nan; }
double __builtin_inf()() { return double.infinity; }
float __builtin_inff()() { return float.infinity; }
real __builtin_infl()() { return real.infinity; }