On Fri, Aug 11, 2017 at 05:25:32PM +0100, Daniel P. Berrange wrote: > When building libvirt with clang we get bogus warnings about > 'double' being promoted to 'long double' when calling isnan(). > > https://bugzilla.redhat.com/show_bug.cgi?id=1472437 > > Detect this broken isnan() / compiler combination and disable > the -Wdouble-promotion flag. > > Signed-off-by: Daniel P. Berrange <berrange@xxxxxxxxxx> > --- > m4/virt-compile-warnings.m4 | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) Reviewed-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
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