* sysdeps/i386/fpu/e_scalb.S: Handle NaN as first parameter correctly.
* sysdeps/i386/fpu/e_scalbf.S: Likewise.
* sysdeps/i386/fpu/e_scalbl.S: Likewise.
* math/w_scalb.c: Don't use matherr except in SVID mode.
* math/w_scalbf.c: Likewise.
* math/w_scalbl.c: Likewise.
* math/test-misc.c: Add test for NaN and scalbl.
Reported by Fred J. Tydeman <tydeman@tybor.com>.
2000-12-04 Ulrich Drepper <drepper@redhat.com>