pow2f 162 maint/gnulib/tests/test-float.c volatile float pow2_n = pow2f (n); /* 2^n */ pow2f 174 maint/gnulib/tests/test-float.c volatile float x = pow2f (FLT_MIN_EXP - 1); pow2f 189 maint/gnulib/tests/test-float.c volatile float half_n = pow2f (- n); /* 2^-n */