From e7722c02b75252c9ba8456c1390c0db6b2d98860 Mon Sep 17 00:00:00 2001
From: Slava Pestov <slava@factorcode.org>
Date: Sun, 3 Feb 2008 17:28:57 -0600
Subject: [PATCH] Add unit test for float alignment

---
 core/compiler/test/alien.factor | 10 ++++++++++
 vm/ffi_test.c                   |  5 +++++
 vm/ffi_test.h                   |  4 ++++
 3 files changed, 19 insertions(+)
 mode change 100644 => 100755 vm/ffi_test.c
 mode change 100644 => 100755 vm/ffi_test.h

diff --git a/core/compiler/test/alien.factor b/core/compiler/test/alien.factor
index acb9a4a4fa..9416fd1415 100755
--- a/core/compiler/test/alien.factor
+++ b/core/compiler/test/alien.factor
@@ -270,6 +270,16 @@ FUNCTION: double ffi_test_35 test-struct-11 x int y ;
     3 ffi_test_35
 ] unit-test
 
+C-STRUCT: test-struct-12 { "int" "a" } { "double" "x" } ;
+
+: make-struct-12
+    "test-struct-12" <c-object>
+    [ set-test-struct-12-x ] keep ;
+
+FUNCTION: double ffi_test_36 ( test-struct-12 x ) ;
+
+[ 1.23456 ] [ 1.23456 make-struct-12 ffi_test_36 ] unit-test
+
 ! Test callbacks
 
 : callback-1 "void" { } "cdecl" [ ] alien-callback ;
diff --git a/vm/ffi_test.c b/vm/ffi_test.c
old mode 100644
new mode 100755
index f6e70fd6ac..9cec5ccbad
--- a/vm/ffi_test.c
+++ b/vm/ffi_test.c
@@ -245,3 +245,8 @@ double ffi_test_35(struct test_struct_11 x, int y)
 {
 	return (x.x + x.y) * y;
 }
+
+double ffi_test_36(struct test_struct_12 x)
+{
+	return x.x;
+}
diff --git a/vm/ffi_test.h b/vm/ffi_test.h
old mode 100644
new mode 100755
index 27e402b74f..aac5d32f93
--- a/vm/ffi_test.h
+++ b/vm/ffi_test.h
@@ -57,3 +57,7 @@ struct test_struct_10 { float x; int y; };
 DLLEXPORT double ffi_test_34(struct test_struct_10 x, int y);
 struct test_struct_11 { int x; int y; };
 DLLEXPORT double ffi_test_35(struct test_struct_11 x, int y);
+
+struct test_struct_12 { int a; double x; };
+
+DLLEXPORT double ffi_test_36(struct test_struct_12 x);