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authorAndy Wingo <wingo@pobox.com>2009-10-16 17:56:39 +0200
committerAndy Wingo <wingo@pobox.com>2009-10-23 15:10:25 +0200
commit8753fd537c4eadf7495f4ba867def99e77246dfc (patch)
tree75f3346261ae62909bc3d9776df0571990d44943 /module/language/tree-il/spec.scm
parent8a4ca0ea3bd3e378fc63ef719ce828b7252b3985 (diff)
downloadguile-8753fd537c4eadf7495f4ba867def99e77246dfc.tar.gz
fix brainfuck for new tree-il, and add tests
* test-suite/Makefile.am: * test-suite/tests/brainfuck.test: Add a brainfuck test. * module/system/base/compile.scm: Also export read-and-compile. * module/language/tree-il/spec.scm (join): Fix the joiner in the 0-expression case. * module/language/tree-il/primitives.scm (+): Recognize (+ x -1) as 1-. * module/language/brainfuck/parse.scm (read-brainfuck): Return EOF if we actually received EOF, and there were no expressions read. * module/language/brainfuck/compile-tree-il.scm (compile-body): Fix the compiler for the new format of "lambda" in tree-il.
Diffstat (limited to 'module/language/tree-il/spec.scm')
-rw-r--r--module/language/tree-il/spec.scm6
1 files changed, 5 insertions, 1 deletions
diff --git a/module/language/tree-il/spec.scm b/module/language/tree-il/spec.scm
index c47134ed8..b2ebcfcab 100644
--- a/module/language/tree-il/spec.scm
+++ b/module/language/tree-il/spec.scm
@@ -20,6 +20,7 @@
(define-module (language tree-il spec)
#:use-module (system base language)
+ #:use-module (system base pmatch)
#:use-module (language glil)
#:use-module (language tree-il)
#:use-module (language tree-il compile-glil)
@@ -29,7 +30,10 @@
(apply write (unparse-tree-il exp) port))
(define (join exps env)
- (make-sequence #f exps))
+ (pmatch exps
+ (() (make-void #f))
+ ((,x) x)
+ (else (make-sequence #f exps))))
(define-language tree-il
#:title "Tree Intermediate Language"