1dnl $FreeBSD$ 2dnl $OpenBSD: src/regress/usr.bin/m4/gnueval.m4,v 1.1 2012/04/12 16:58:15 espie Exp $ 3dnl exponentiation is right associative 4eval(`4**2**3') 5dnl priority between unary operators and * 6eval(`4**2*3') 7eval(`-4**3') 8