Re: [RFC] PR70117, ppc long double isinf

2016-04-05 Thread Richard Biener
On Tue, Apr 5, 2016 at 10:33 AM, Alan Modra wrote: > This patch fixes the incompatibility between GNUlib's 107 bit > precision LDBL_MAX for IBM extended precision and gcc's 106 bit > LDBL_MAX used to test for Inf, by just testing the high double for inf > and nan. This agrees with the ABI which h

[RFC] PR70117, ppc long double isinf

2016-04-05 Thread Alan Modra
This patch fixes the incompatibility between GNUlib's 107 bit precision LDBL_MAX for IBM extended precision and gcc's 106 bit LDBL_MAX used to test for Inf, by just testing the high double for inf and nan. This agrees with the ABI which has stated for many years that IBM extended precision "does n