Re: complex.h functions and errno

2017-11-09 Thread Hal Finkel
On 11/09/2017 05:43 PM, Joseph Myers wrote: On Thu, 9 Nov 2017, Hal Finkel wrote: Thus, neither cabs, nor most other math.h/complex.h functions taking floating-point inputs and producing a floating-point output, should ever formally overflow (because even infinity lies within the represented

Fwd: RE: complex.h functions and errno

2017-11-09 Thread Hal Finkel
FYI Forwarded Message Subject:RE: complex.h functions and errno Date: Thu, 9 Nov 2017 11:38:54 -0700 From: Barry Hedquist Reply-To: b...@peren.com Organization: Perennial, Inc To: 'Jim Thomas' , 'David Keaton' CC: 'Hal F

Re: complex.h functions and errno

2017-11-09 Thread Hal Finkel
& MATH_ERRNO) is nonzero) and making functions such as fabs and copysign handle signaling NaNs like quiet NaNs. I agree. Bruce -- Hal Finkel Lead, Compiler Technology and Programming Languages Leadership Computing Facility Argonne National Laboratory

complex.h functions and errno

2017-11-07 Thread Hal Finkel
ng concern is that the compiler interprets the requirements correctly. Thanks in advance, Hal [1] https://reviews.llvm.org/D39611 -- Hal Finkel Lead, Compiler Technology and Programming Languages Leadership Computing Facility Argonne National Laboratory