libffi (3.0.9-3) testsuite/libffi.call/many2.c

Summary

 testsuite/libffi.call/many2.c |   54 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

    
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Patch contents

--- libffi-3.0.9.orig/testsuite/libffi.call/many2.c
+++ libffi-3.0.9/testsuite/libffi.call/many2.c
@@ -0,0 +1,54 @@
+/* Area:        ffi_call
+   Purpose:     Check uint8_t arguments.
+   Limitations: none.
+   PR:          PR45677.
+   Originator:  Dan Witte <dwitte@gmail.com> 20100916  */
+
+/* { dg-do run } */
+
+#include "ffitest.h"
+
+#define NARGS 7
+
+typedef unsigned char u8;
+
+__attribute__((noinline)) uint8_t
+foo (uint8_t a, uint8_t b, uint8_t c, uint8_t d,
+     uint8_t e, uint8_t f, uint8_t g)
+{
+  return a + b + c + d + e + f + g;
+}
+
+uint8_t
+bar (uint8_t a, uint8_t b, uint8_t c, uint8_t d,
+     uint8_t e, uint8_t f, uint8_t g)
+{
+  return foo (a, b, c, d, e, f, g);
+}
+
+int
+main (void)
+{
+  ffi_type *ffitypes[NARGS];
+  int i;
+  ffi_cif cif;
+  ffi_arg result = 0;
+  uint8_t args[NARGS];
+  void *argptrs[NARGS];
+
+  for (i = 0; i < NARGS; ++i)
+    ffitypes[i] = &ffi_type_uint8;
+
+  CHECK (ffi_prep_cif (&cif, FFI_DEFAULT_ABI, NARGS,
+		       &ffi_type_uint8, ffitypes) == FFI_OK);
+
+  for (i = 0; i < NARGS; ++i)
+    {
+      args[i] = i;
+      argptrs[i] = &args[i];
+    }
+  ffi_call (&cif, FFI_FN (bar), &result, argptrs);
+
+  CHECK (result == 21);
+  return 0;
+}