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[Bug libc/12420] On AMD64 linux, getcontext resets FPU exception mask.
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Tue, 19 Apr 2011 16:49:17 +0000
- Subject: [Bug libc/12420] On AMD64 linux, getcontext resets FPU exception mask.
- Auto-submitted: auto-generated
- References: <bug-12420-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=12420
--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2011-04-19 16:48:43 UTC ---
Inte64 SDM has
Store FPU environment to m14byte or m28byte without checking for pending
unmasked floating-point exceptions. Then mask all floatingpoint exceptions.
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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