tree d0b4e09c4857e4003ddf8b2da7c03d2374c3cb19
parent 9b9e3ec1b47f615f635055924e24705cc3f45b20
author Stefan Weil <sw@weilnetz.de> 1349298662 +0200
committer Anthony Liguori <aliguori@us.ibm.com> 1349442022 -0500

qemu-barrier: Fix compiler version check for future gcc versions

The current check will give a wrong result for gcc-5.x with x < 4.
Using QEMU_GNUC_PREREQ is simpler and fixes that issue.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>