gcc fail to compile PacketMath.h

Submitted by phil.wang

Assigned to Nobody

Link to original bugzilla bug (#871)
Platform: ARM - NEON

Description

In file included from ../eigen/Eigen/Core:293:0,
from ../eigen/Eigen/Dense:1,

../eigen/Eigen/src/Core/arch/NEON/PacketMath.h:55:45: error: missing binary operator before token "("
#if (defined(__has_builtin) && __has_builtin(__builtin_prefetch)) || defined(GNUC)

I am using arm-linux-gcc 4.8.