Re: [RFC PATCH 00/29] arm64: Scalable Vector Extension core support
Joseph Myers <[email protected]>
| Newsgroups | gmane.comp.lib.glibc.alpha,gmane.comp.gdb.devel,gmane.linux.ports.arm.kernel |
|---|---|
| Message-ID | <[email protected]> |
On Fri, 2 Dec 2016, Dave Martin wrote: > Presumably the C language specs specify that fenv manipulations cannot > be reordered with respect to evaluation or floating-point expressions? Yes (in the context of #pragma STDC FENV_ACCESS ON). And you need to presume that an arbitrary function call might manipulate the environment unless you know it doesn't. -- Joseph S. Myers [email protected]