Prohibit LAG following TEMPORARY. This both matches SPSS behavior and
authorBen Pfaff <blp@gnu.org>
Mon, 1 May 2006 22:14:53 +0000 (22:14 +0000)
committerBen Pfaff <blp@gnu.org>
Mon, 1 May 2006 22:14:53 +0000 (22:14 +0000)
commitca31bef58d82ef1dfdb00a7a65667608ddc6ec9f
tree34eae00270df2227761459e589277bd9c6c55d7d
parentc1ed7e6b472a6fa7feb710ee3ca0472c9a024e6f
Prohibit LAG following TEMPORARY.  This both matches SPSS behavior and
fixes a bug: we saved the cases for LAG before TEMPORARY but allowed
access to variables created afterward anyhow (which could cause a
segfault).
src/language/expressions/ChangeLog
src/language/expressions/generate.pl
src/language/expressions/operations.def
src/language/expressions/parse.c
src/language/expressions/parse.inc.pl
src/language/expressions/private.h