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-rw-r--r--test-suite/tests/tree-il.test84
1 files changed, 83 insertions, 1 deletions
diff --git a/test-suite/tests/tree-il.test b/test-suite/tests/tree-il.test
index d52a642aa..bba2f6fe7 100644
--- a/test-suite/tests/tree-il.test
+++ b/test-suite/tests/tree-il.test
@@ -1,7 +1,7 @@
;;;; tree-il.test --- test suite for compiling tree-il -*- scheme -*-
;;;; Andy Wingo <wingo@pobox.com> --- May 2009
;;;;
-;;;; Copyright (C) 2009-2014 Free Software Foundation, Inc.
+;;;; Copyright (C) 2009-2014, 2018 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
@@ -24,6 +24,8 @@
#:use-module (system base message)
#:use-module (language tree-il)
#:use-module (language tree-il primitives)
+ #:use-module (ice-9 match)
+ #:use-module (ice-9 regex)
#:use-module (srfi srfi-13))
(define-syntax-rule (pass-if-primitives-resolved in expected)
@@ -218,6 +220,9 @@
(define %opts-w-unused-toplevel
'(#:warnings (unused-toplevel)))
+(define %opts-w-shadowed-toplevel
+ '(#:warnings (shadowed-toplevel)))
+
(define %opts-w-unbound
'(#:warnings (unbound-variable)))
@@ -406,6 +411,83 @@
#:to 'cps
#:opts %opts-w-unused-toplevel))))))
+ (with-test-prefix "shadowed-toplevel"
+
+ (pass-if "quiet"
+ (null? (call-with-warnings
+ (lambda ()
+ (let ((in (open-input-string
+ "(define foo 2) (define bar 3)")))
+ (read-and-compile in
+ #:to 'cps
+ #:opts
+ %opts-w-shadowed-toplevel))))))
+
+ (pass-if "internal define"
+ (null? (call-with-warnings
+ (lambda ()
+ (let ((in (open-input-string
+ "(define foo 2)
+ (define (bar x) (define foo (+ x 2)) (* foo x))")))
+ (read-and-compile in
+ #:to 'cps
+ #:opts
+ %opts-w-shadowed-toplevel))))))
+
+ (pass-if "one shadowing definition"
+ (match (call-with-warnings
+ (lambda ()
+ (let ((in (open-input-string
+ "(define foo 2)\n (define foo 3)")))
+ (read-and-compile in
+ #:to 'cps
+ #:opts
+ %opts-w-shadowed-toplevel))))
+ ((message)
+ (->bool (string-match ":2:2:.*previous.*foo.*:1:0" message)))))
+
+ (pass-if "two shadowing definitions"
+ (match (call-with-warnings
+ (lambda ()
+ (let ((in (open-input-string
+ "(define-public foo 2)\n(define foo 3)
+ (define (foo x) x)")))
+ (read-and-compile in
+ #:to 'cps
+ #:opts
+ %opts-w-shadowed-toplevel))))
+ ((message1 message2)
+ (->bool
+ (and (string-match ":2:0:.*previous.*foo.*:1:0" message1)
+ (string-match ":3:2:.*previous.*foo.*:1:0" message2))))))
+
+ (pass-if "define-public"
+ (match (call-with-warnings
+ (lambda ()
+ (let ((in (open-input-string
+ "(define foo 2)\n(define-public foo 3)")))
+ (read-and-compile in
+ #:to 'cps
+ #:opts
+ %opts-w-shadowed-toplevel))))
+ ((message)
+ (->bool (string-match ":2:0:.*previous.*foo.*:1:0" message)))))
+
+ (pass-if "macro"
+ (match (call-with-warnings
+ (lambda ()
+ (let ((in (open-input-string
+ "(define foo 42)
+ (define-syntax-rule (defun proc (args ...) body ...)
+ (define (proc args ...) body ...))
+ (defun foo (a b c) (+ a b c))")))
+ (read-and-compile in
+ #:to 'cps
+ #:opts
+ %opts-w-shadowed-toplevel))))
+ ((message)
+ (->bool (string-match ":4:2:.*previous.*foo.*:1:0" message))))))
+
(with-test-prefix "unbound variable"
(pass-if "quiet"