2003-12-04 Hosaka Yuji <hos@tamanegi.org>

	* testsuite/libffi.call/many_win32.c: Include <float.h>.
	* testsuite/libffi.call/many_win32.c (main): Replace variable
	int i with unsigned long ul.

	* testsuite/libffi.call/cls_align_uint64.c: New test case.
	* testsuite/libffi.call/cls_align_sint64.c: Likewise.
	* testsuite/libffi.call/cls_align_uint32.c: Likewise.
	* testsuite/libffi.call/cls_align_sint32.c: Likewise.
	* testsuite/libffi.call/cls_align_uint16.c: Likewise.
	* testsuite/libffi.call/cls_align_sint16.c: Likewise.
	* testsuite/libffi.call/cls_align_float.c: Likewise.
	* testsuite/libffi.call/cls_align_double.c: Likewise.
	* testsuite/libffi.call/cls_align_longdouble.c: Likewise.
	* testsuite/libffi.call/cls_align_pointer.c: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@74282 138bc75d-0d04-0410-961f-82ee72b054a4

12 files changed, 999 insertions, 1 deletions

diff --git a/libffi/ChangeLog b/libffi/ChangeLog
index 557cf7fde36..988527c2536 100644
--- a/libffi/ChangeLog
+++ b/libffi/ChangeLog
@@ -1,3 +1,20 @@
+2003-12-04  Hosaka Yuji  <hos@tamanegi.org>
+
+	* testsuite/libffi.call/many_win32.c: Include <float.h>.
+	* testsuite/libffi.call/many_win32.c (main): Replace variable
+	int i with unsigned long ul.
+
+	* testsuite/libffi.call/cls_align_uint64.c: New test case.
+	* testsuite/libffi.call/cls_align_sint64.c: Likewise.
+	* testsuite/libffi.call/cls_align_uint32.c: Likewise.
+	* testsuite/libffi.call/cls_align_sint32.c: Likewise.
+	* testsuite/libffi.call/cls_align_uint16.c: Likewise.
+	* testsuite/libffi.call/cls_align_sint16.c: Likewise.
+	* testsuite/libffi.call/cls_align_float.c: Likewise.
+	* testsuite/libffi.call/cls_align_double.c: Likewise.
+	* testsuite/libffi.call/cls_align_longdouble.c: Likewise.
+	* testsuite/libffi.call/cls_align_pointer.c: Likewise.
+
 2003-12-02  Hosaka Yuji  <hos@tamanegi.org>
 
 	PR other/13221
diff --git a/libffi/testsuite/libffi.call/cls_align_double.c b/libffi/testsuite/libffi.call/cls_align_double.c
new file mode 100644
index 00000000000..826b6a81189
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_double.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  double b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_double;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_float.c b/libffi/testsuite/libffi.call/cls_align_float.c
new file mode 100644
index 00000000000..6deff30babc
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_float.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of float.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  float b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", a1.a, (double)a1.b, a1.c, a2.a, (double)a2.b, a2.c, result.a, (double)result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_float;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_longdouble.c b/libffi/testsuite/libffi.call/cls_align_longdouble.c
new file mode 100644
index 00000000000..a4c33481c8a
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_longdouble.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of long double.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  long double b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %g %d %d %g %d: %d %g %d\n", a1.a, (double)a1.b, a1.c, a2.a, (double)a2.b, a2.c, result.a, (double)result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_longdouble;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %g %d\n", res_dbl.a, (double)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_pointer.c b/libffi/testsuite/libffi.call/cls_align_pointer.c
new file mode 100644
index 00000000000..24eaa9f0a08
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_pointer.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of pointer.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  void *b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = (void *)((int)a1.b + (int)a2.b);
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, (int)a1.b, a1.c, a2.a, (int)a2.b, a2.c, result.a, (int)result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, (void *)4951, 127 };
+  struct cls_struct_align f_dbl = { 1, (void *)9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_pointer;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, (int)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, (int)res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_sint16.c b/libffi/testsuite/libffi.call/cls_align_sint16.c
new file mode 100644
index 00000000000..611d5a3272a
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_sint16.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of sint16.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  signed short b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_sint16;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_sint32.c b/libffi/testsuite/libffi.call/cls_align_sint32.c
new file mode 100644
index 00000000000..fcfae033d8f
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_sint32.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of sint32.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  signed int b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_sint32;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_sint64.c b/libffi/testsuite/libffi.call/cls_align_sint64.c
new file mode 100644
index 00000000000..fd88e7c7b84
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_sint64.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of sint64.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  signed long long b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %lld %d %d %lld %d: %d %lld %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_sint64;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_uint16.c b/libffi/testsuite/libffi.call/cls_align_uint16.c
new file mode 100644
index 00000000000..bad9cd8832d
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_uint16.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of uint16.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  unsigned short b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uint16;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_uint32.c b/libffi/testsuite/libffi.call/cls_align_uint32.c
new file mode 100644
index 00000000000..d6d0fe033d3
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_uint32.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of uint32.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  unsigned int b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %d %d %d %d %d: %d %d %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uint32;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %d %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/cls_align_uint64.c b/libffi/testsuite/libffi.call/cls_align_uint64.c
new file mode 100644
index 00000000000..69dc7b52211
--- /dev/null
+++ b/libffi/testsuite/libffi.call/cls_align_uint64.c
@@ -0,0 +1,98 @@
+/* Area:	ffi_call, closure_call
+   Purpose:	Check structure alignment of uint64.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<hos@tamanegi.org> 20031203	 */
+
+/* { dg-do run { xfail mips*-*-* arm*-*-* strongarm*-*-* xscale*-*-* } } */
+#include "ffitest.h"
+
+typedef struct cls_struct_align {
+  unsigned char a;
+  unsigned long long b;
+  unsigned char c;
+} cls_struct_align;
+
+cls_struct_align cls_struct_align_fn(struct cls_struct_align a1,
+			    struct cls_struct_align a2)
+{
+  struct cls_struct_align result;
+
+  result.a = a1.a + a2.a;
+  result.b = a1.b + a2.b;
+  result.c = a1.c + a2.c;
+
+  printf("%d %lld %d %d %lld %d: %d %lld %d\n", a1.a, a1.b, a1.c, a2.a, a2.b, a2.c, result.a, result.b, result.c);
+
+  return  result;
+}
+
+static void
+cls_struct_align_gn(ffi_cif* cif, void* resp, void** args, void* userdata)
+{
+
+  struct cls_struct_align a1, a2;
+
+  a1 = *(struct cls_struct_align*)(args[0]);
+  a2 = *(struct cls_struct_align*)(args[1]);
+
+  *(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
+}
+
+int main (void)
+{
+  ffi_cif cif;
+#ifndef USING_MMAP
+  static ffi_closure cl;
+#endif
+  ffi_closure *pcl;
+  void* args_dbl[5];
+  ffi_type* cls_struct_fields[4];
+  ffi_type cls_struct_type;
+  ffi_type* dbl_arg_types[5];
+
+#ifdef USING_MMAP
+  pcl = allocate_mmap (sizeof(ffi_closure));
+#else
+  pcl = &cl;
+#endif
+
+  cls_struct_type.size = 0;
+  cls_struct_type.alignment = 0;
+  cls_struct_type.type = FFI_TYPE_STRUCT;
+  cls_struct_type.elements = cls_struct_fields;
+
+  struct cls_struct_align g_dbl = { 12, 4951, 127 };
+  struct cls_struct_align f_dbl = { 1, 9320, 13 };
+  struct cls_struct_align res_dbl;
+
+  cls_struct_fields[0] = &ffi_type_uchar;
+  cls_struct_fields[1] = &ffi_type_uint64;
+  cls_struct_fields[2] = &ffi_type_uchar;
+  cls_struct_fields[3] = NULL;
+
+  dbl_arg_types[0] = &cls_struct_type;
+  dbl_arg_types[1] = &cls_struct_type;
+  dbl_arg_types[2] = NULL;
+
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
+		     dbl_arg_types) == FFI_OK);
+
+  args_dbl[0] = &g_dbl;
+  args_dbl[1] = &f_dbl;
+  args_dbl[2] = NULL;
+
+  ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
+  /* { dg-output "12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  CHECK(ffi_prep_closure(pcl, &cif, cls_struct_align_gn, NULL) == FFI_OK);
+
+  res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(pcl))(g_dbl, f_dbl);
+  /* { dg-output "\n12 4951 127 1 9320 13: 13 14271 140" } */
+  printf("res: %d %lld %d\n", res_dbl.a, res_dbl.b, res_dbl.c);
+  /* { dg-output "\nres: 13 14271 140" } */
+
+  exit(0);
+}
diff --git a/libffi/testsuite/libffi.call/many_win32.c b/libffi/testsuite/libffi.call/many_win32.c
index 79be6d632dd..7cb53367802 100644
--- a/libffi/testsuite/libffi.call/many_win32.c
+++ b/libffi/testsuite/libffi.call/many_win32.c
@@ -7,6 +7,7 @@
 /* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
 
 #include "ffitest.h"
+#include <float.h>
 
 static float __attribute__((stdcall)) stdcall_many(float f1,
 						   float f2,
@@ -32,7 +33,7 @@ int main (void)
   void *values[13];
   float fa[13];
   float f, ff;
-  int i;
+  unsigned long ul;
   
   for (ul = 0; ul < 13; ul++)
     {