Looks like there's a check for longjmp decreasing the sp, which was merged from eglibc upstream revision 2.11~20100104.
see http://bazaar.launchpad.net/%7Eubuntu-branches/ubuntu/maverick/eglibc/maverick/annotate/head%3A/ports/sysdeps/unix/sysv/linux/arm/____longjmp_chk.S
Looks like there's a check for longjmp decreasing the sp, which was merged from eglibc upstream revision 2.11~20100104.
see http:// bazaar. launchpad. net/%7Eubuntu- branches/ ubuntu/ maverick/ eglibc/ maverick/ annotate/ head%3A/ ports/sysdeps/ unix/sysv/ linux/arm/ ____longjmp_ chk.S