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