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-rw-r--r--gcc-4.4.3/libffi/testsuite/libffi.call/struct1.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc-4.4.3/libffi/testsuite/libffi.call/struct1.c b/gcc-4.4.3/libffi/testsuite/libffi.call/struct1.c
new file mode 100644
index 000000000..ea76c8544
--- /dev/null
+++ b/gcc-4.4.3/libffi/testsuite/libffi.call/struct1.c
@@ -0,0 +1,65 @@
+/* Area: ffi_call
+ Purpose: Check structures.
+ Limitations: none.
+ PR: none.
+ Originator: From the original ffitest.c */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+typedef struct
+{
+ unsigned char uc;
+ double d;
+ unsigned int ui;
+} test_structure_1;
+
+static test_structure_1 struct1(test_structure_1 ts)
+{
+ ts.uc++;
+ ts.d--;
+ ts.ui++;
+
+ return ts;
+}
+
+int main (void)
+{
+ ffi_cif cif;
+ ffi_type *args[MAX_ARGS];
+ void *values[MAX_ARGS];
+ ffi_type ts1_type;
+ ffi_type *ts1_type_elements[4];
+ ts1_type.size = 0;
+ ts1_type.alignment = 0;
+ ts1_type.type = FFI_TYPE_STRUCT;
+ ts1_type.elements = ts1_type_elements;
+ ts1_type_elements[0] = &ffi_type_uchar;
+ ts1_type_elements[1] = &ffi_type_double;
+ ts1_type_elements[2] = &ffi_type_uint;
+ ts1_type_elements[3] = NULL;
+
+ test_structure_1 ts1_arg;
+ /* This is a hack to get a properly aligned result buffer */
+ test_structure_1 *ts1_result =
+ (test_structure_1 *) malloc (sizeof(test_structure_1));
+
+ args[0] = &ts1_type;
+ values[0] = &ts1_arg;
+
+ /* Initialize the cif */
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1,
+ &ts1_type, args) == FFI_OK);
+
+ ts1_arg.uc = '\x01';
+ ts1_arg.d = 3.14159;
+ ts1_arg.ui = 555;
+
+ ffi_call(&cif, FFI_FN(struct1), ts1_result, values);
+
+ CHECK(ts1_result->ui == 556);
+ CHECK(ts1_result->d == 3.14159 - 1);
+
+ free (ts1_result);
+ exit(0);
+}