New expression to obtain the depth or index of a lexical variable.
tree3a5eb368916c50815f4fc982e6eb2c14c7a8a2df
-rw-r--r-- 198 .gitignore
-rw-r--r-- 35147 COPYING
-rw-r--r-- 1463 Makefile.am
-rw-r--r-- 1336 README
-rw-r--r-- 13504 VERSION
drwxr-xr-x - config
-rw-r--r-- 3446 configure.ac
drwxr-xr-x - doc
drwxr-xr-x - edit
drwxr-xr-x - examples
drwxr-xr-x - m4
drwxr-xr-x - resources
drwxr-xr-x - source
drwxr-xr-x - test
drwxr-xr-x - tools
-rwxr-xr-x 1559 version_test.sh