BASH PATCH REPORT ================= Bash-Release: 4.3 Patch-ID: bash43-007 Bug-Reported-by: geir.hauge@gmail.com Bug-Reference-ID: <20140318093650.B181C1C5B0B@gina.itea.ntnu.no> Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-03/msg00095.html Bug-Description: Using compound assignments for associative arrays like assoc=( [x]= [y]=bar ) left the value corresponding to the key `x' NULL. This caused subsequent lookups to interpret it as unset. Patch (apply with `patch -p0'): *** ../bash-4.3/arrayfunc.c 2013-08-02 16:19:59.000000000 -0400 --- arrayfunc.c 2014-03-18 11:08:15.000000000 -0400 *************** *** 598,601 **** --- 598,606 ---- { val = expand_assignment_string_to_string (val, 0); + if (val == 0) + { + val = (char *)xmalloc (1); + val[0] = '\0'; /* like do_assignment_internal */ + } free_val = 1; } *** ../bash-4.3/patchlevel.h 2012-12-29 10:47:57.000000000 -0500 --- patchlevel.h 2014-03-20 20:01:28.000000000 -0400 *************** *** 26,30 **** looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 6 #endif /* _PATCHLEVEL_H_ */ --- 26,30 ---- looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 7 #endif /* _PATCHLEVEL_H_ */