4247235: (spec str) StringBuffer.insert(int, char[]) specification is inconsistent
Summary: Add blanket null-handling statement to StringBuilder and StringBuffer
Reviewed-by: mduigou
os_family = linux
arch = ppc
arch_model = ppc
os_arch = linux_ppc
os_arch_model = linux_ppc
lib_arch = ppc
compiler = gcc
gnu_dis_arch = ppc
sysdefs = -DLINUX -D_GNU_SOURCE -DPPC