Date: Tue, 29 Oct 2019 19:27:02 +0000 From: bugzilla-noreply@freebsd.org To: toolchain@FreeBSD.org Subject: [Bug 241550] Base Clang can't compile trivial CUDA programs: error: no matching function for call to '__isnan' Message-ID: <bug-241550-29464-1bDXUw5q2S@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-241550-29464@https.bugs.freebsd.org/bugzilla/> References: <bug-241550-29464@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=241550 Dimitry Andric <dim@FreeBSD.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |antoine@FreeBSD.org --- Comment #4 from Dimitry Andric <dim@FreeBSD.org> --- Hm even looking at the tree in the state of just before base r253215, I see only three instances of __isnan: lib/libc/gen/isnan.c: __weak_reference(__isnan, isnan); lib/libc/gen/isnan.c: __isnan(double d) lib/libc/gen/Symbol.map: __isnan; I'm now testing a universe build with this diff: Index: lib/msun/src/math.h =================================================================== --- lib/msun/src/math.h (revision 354146) +++ lib/msun/src/math.h (working copy) @@ -111,7 +111,7 @@ extern const union __nan_un { #define isfinite(x) __fp_type_select(x, __isfinitef, __isfinite, __isfinitel) #define isinf(x) __fp_type_select(x, __isinff, __isinf, __isinfl) #define isnan(x) \ - __fp_type_select(x, __inline_isnanf, __inline_isnan, __inline_isnanl) + __fp_type_select(x, __isnanf, __isnan, __isnanl) #define isnormal(x) __fp_type_select(x, __isnormalf, __isnormal, __isnormall) #ifdef __MATH_BUILTIN_RELOPS @@ -194,7 +194,7 @@ int __signbitf(float) __pure2; int __signbitl(long double) __pure2; static __inline int -__inline_isnan(__const double __x) +__isnan(__const double __x) { return (__x != __x); @@ -201,7 +201,7 @@ static __inline int } static __inline int -__inline_isnanf(__const float __x) +__isnanf(__const float __x) { return (__x != __x); @@ -208,7 +208,7 @@ static __inline int } static __inline int -__inline_isnanl(__const long double __x) +__isnanl(__const long double __x) { return (__x != __x); If that goes well, maybe it's best to do an exp-run too? It's more likely that some ports fall over due to this change, than anything in our base system... -- You are receiving this mail because: You are the assignee for the bug.
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