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[Bug c/30580] GCC doesn't set floating-point exceptions when performing fp<->int conversions
- From: "geoffk at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 25 Jan 2007 06:01:47 -0000
- Subject: [Bug c/30580] GCC doesn't set floating-point exceptions when performing fp<->int conversions
- References: <bug-30580-638@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from geoffk at gcc dot gnu dot org 2007-01-25 06:01 -------
It's optional, but if you support Annex F of the C99 standard then F.4 says:
If the floating value is infinite or NaN or if the integral part of the
floating value exceeds
the range of the integer type, then the ??invalid?? floating-point exception is
raised and the
resulting value is unspecified.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30580