[Chicken-users] csc segfaults with certain recursive sources

[Dan Muresan]

$ cat x.scm
(require 'y)

(module x (fx)
  (define fx 10)
)

$ cat y.scm
(require 'x) (require-for-syntax 'x) (import x)

(define fy 20)

$ csc -R syntax-case -s x.scm
$ csc -R syntax-case -s y.scm
Error: (open-input-file) can not open file - Too many open files: "./x.so"
Segmentation fault (core dumped)
*** Shell command terminated with exit status 139: 
/opt/chicken/bin/chicken y.scm -output-file y.c -dynamic -feature 
chicken-compile-shared -quiet -require-extension syntax-case