From 577eab817cda22844a0120e7212029ebdcca6c20 Mon Sep 17 00:00:00 2001 From: Andy Wingo Date: Tue, 17 Feb 2015 10:58:29 +0100 Subject: [PATCH] (system base types) knows about variables * module/system/base/types.scm (%tc7-variable): New tc7. (cell->object): Handle tc7-variable. * test-suite/tests/types.test ("opaque objects"): Add a test. --- module/system/base/types.scm | 3 +++ test-suite/tests/types.test | 1 + 2 files changed, 4 insertions(+) diff --git a/module/system/base/types.scm b/module/system/base/types.scm index c051b3171..26760d1d1 100644 --- a/module/system/base/types.scm +++ b/module/system/base/types.scm @@ -241,6 +241,7 @@ the matching bits, possibly with bitwise operations to extract it from BITS." ;; Cell types. (define %tc3-struct 1) (define %tc7-symbol 5) +(define %tc7-variable 7) (define %tc7-vector 13) (define %tc7-wvect 15) (define %tc7-string 21) @@ -424,6 +425,8 @@ using BACKEND." (match (cell->object buf backend) (($ string) (string->symbol string)))) + (((_ & #x7f = %tc7-variable) obj) + (inferior-object 'variable address)) (((_ & #x7f = %tc7-string) buf start len) (match (cell->object buf backend) (($ string) diff --git a/test-suite/tests/types.test b/test-suite/tests/types.test index c68262bdc..15dc3f84f 100644 --- a/test-suite/tests/types.test +++ b/test-suite/tests/types.test @@ -101,6 +101,7 @@ ((%make-void-port "w") port (? integer?)) ((open-input-string "hello") port (? integer?)) ((lambda () #t) program _) + ((make-variable 'foo) variable _) ((make-weak-vector 3 #t) weak-vector _) ((make-weak-key-hash-table) weak-table _) ((make-weak-value-hash-table) weak-table _) -- 2.20.1