Commit 609db2fbe41a56c1a8cd5653d248f08b88ea803f

Richard Henderson 2015-07-25T12:42:04

Test case from Issue #70

diff --git a/testsuite/libffi.call/align_mixed.c b/testsuite/libffi.call/align_mixed.c
new file mode 100644
index 0000000..5d4959c
--- /dev/null
+++ b/testsuite/libffi.call/align_mixed.c
@@ -0,0 +1,46 @@
+/* Area:	ffi_call
+   Purpose:	Check for proper argument alignment.
+   Limitations:	none.
+   PR:		none.
+   Originator:	<twalljava@java.net> (from many_win32.c) */
+
+/* { dg-do run } */
+
+#include "ffitest.h"
+
+static float ABI_ATTR align_arguments(int i1,
+                                      double f2,
+                                      int i3,
+                                      double f4)
+{
+  return i1+f2+i3+f4;
+}
+
+int main(void)
+{
+  ffi_cif cif;
+  ffi_type *args[4] = {
+    &ffi_type_sint,
+    &ffi_type_double,
+    &ffi_type_sint,
+    &ffi_type_double
+  };
+  double fa[2] = {1,2};
+  int ia[2] = {1,2};
+  void *values[4] = {&ia[0], &fa[0], &ia[1], &fa[1]};
+  float f, ff;
+
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, ABI_NUM, 4,
+		     &ffi_type_float, args) == FFI_OK);
+
+  ff = align_arguments(ia[0], fa[0], ia[1], fa[1]);
+
+  ffi_call(&cif, FFI_FN(align_arguments), &f, values);
+
+  if (f == ff)
+    printf("align arguments tests ok!\n");
+  else
+    CHECK(0);
+  exit(0);
+}