Port to GCC 4.9.0 with link time optimization.
commit0b20117e9624412004e4309228dcc54756ddfd50
authorPaul Eggert <eggert@cs.ucla.edu>
Fri, 20 Jun 2014 06:07:47 +0000 (19 23:07 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Fri, 20 Jun 2014 06:07:47 +0000 (19 23:07 -0700)
tree278a70addde74c49ea5c419dac2da554e6374a51
parent500dce5f4d2a08570177d9b1019fa922f07e8508
Port to GCC 4.9.0 with link time optimization.

* configure.ac (CFLAGS): With link time optimization,
use -ffat-lto-objects if supported; otherwise Emacs won't
build with GCC 4.9.0.

Fixes: debbugs:17806
ChangeLog
configure.ac