[llvm-bugs] [Bug 52577] New: Signaling NaNs are seem supported but __SUPPORT_SNAN__ is not defined
llvm-bugs at lists.llvm.org
Mon Nov 22 03:31:20 PST 2021
Bug ID: 52577
Summary: Signaling NaNs are seem supported but __SUPPORT_SNAN__
is not defined
Assignee: unassignedclangbugs at nondot.org
Reporter: pavel.morozkin at gmail.com
CC: blitzrakete at gmail.com, dgregor at apple.com,
erik.pilkington at gmail.com, llvm-bugs at lists.llvm.org,
richard-llvm at metafoo.co.uk
Note: this may not be a bug, but the subject needs a clarification.
#pragma message "__SUPPORT_SNAN__ is defined"
#pragma message "__SUPPORT_SNAN__ is not defined"
$ clang -std=c11 -pedantic -Wall -Wextra -ffp-model=strict -c
<source>:5:9: warning: __SUPPORT_SNAN__ is not defined [-W#pragma-messages]
However, according to some tests signaling NaNs are supported.
Then what is the real reason to not define __SUPPORT_SNAN__?
It may be useful to mention the status of support of signaling NaNs in User's
Version: clang 13.0.0 on x86_64 on Linux
You are receiving this mail because:
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the llvm-bugs