summaryrefslogtreecommitdiff
path: root/libffi/testsuite/libffi.call/many2.c
diff options
context:
space:
mode:
Diffstat (limited to 'libffi/testsuite/libffi.call/many2.c')
-rw-r--r--libffi/testsuite/libffi.call/many2.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/libffi/testsuite/libffi.call/many2.c b/libffi/testsuite/libffi.call/many2.c
new file mode 100644
index 000000000..10771592f
--- /dev/null
+++ b/libffi/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;
+}