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authorKen Raeburn <raeburn@raeburn.org>2012-05-21 00:30:45 -0400
committerKen Raeburn <raeburn@raeburn.org>2012-05-21 01:13:13 -0400
commitcff1d39b2003470b5dcdab988e279587ae2eed8c (patch)
tree4b9cda9c33e5b87bab1c50c58f5d15f2ea5174a8 /test-suite/tests/foreign.test
parenta722bcaa13acd3185e8e7b84f64cb614a46f3532 (diff)
downloadguile-cff1d39b2003470b5dcdab988e279587ae2eed8c.tar.gz
Fix FFI struct sizing to account for trailing padding.
* libguile/foreign.c (scm_sizeof): Make sure the overall size is a multiple of the alignment of the structure. * test-suite/tests/foreign.test: Test size of { double, int8 }.
Diffstat (limited to 'test-suite/tests/foreign.test')
-rw-r--r--test-suite/tests/foreign.test4
1 files changed, 4 insertions, 0 deletions
diff --git a/test-suite/tests/foreign.test b/test-suite/tests/foreign.test
index 6eafe954a..47686eebd 100644
--- a/test-suite/tests/foreign.test
+++ b/test-suite/tests/foreign.test
@@ -303,6 +303,10 @@
(= (sizeof (list int8 double))
(+ (alignof double) (sizeof double))))
+ (pass-if "sizeof { double, int8 }"
+ (= (sizeof (list double int8))
+ (+ (alignof double) (sizeof double))))
+
(pass-if "sizeof { short, int, long, pointer }"
(let ((layout (list short int long '*)))
(>= (sizeof layout)