https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66509
--- Comment #23 from Jack Howarth <howarth.at.gcc at gmail dot com> --- Mike, tested back port of... Author: mrs Date: Tue Jun 30 02:10:43 2015 New Revision: 225158 URL: https://gcc.gnu.org/viewcvs?rev=225158&root=gcc&view=rev Log: PR target/66509 * configure.ac: Fix filds and fildq test for 64-bit. * configure: Regenerated. to gcc-5-branch at r225316 with no obvious regression https://gcc.gnu.org/ml/gcc-testresults/2015-07/msg00300.html