Use CHECK to assert more things in test suite (#654)

* Use CHECK to assert more things in test suite

* Use snprintf instead of sprintf

* Fix va_struct1 and va_struct3

1 files changed, 5 insertions, 0 deletions

diff --git a/testsuite/libffi.closures/cls_multi_sshort.c b/testsuite/libffi.closures/cls_multi_sshort.c
index 467146d..d78c62d 100644
--- a/testsuite/libffi.closures/cls_multi_sshort.c
+++ b/testsuite/libffi.closures/cls_multi_sshort.c
@@ -14,6 +14,9 @@ static signed short test_func_fn(signed short a1, signed short a2)
   result = a1 + a2;
 
   printf("%d %d: %d\n", a1, a2, result);
+  CHECK(a1 == 2);
+  CHECK(a2 == 32765);
+  CHECK(result == 32767);
 
   return result;
 
@@ -62,6 +65,7 @@ int main (void)
   /* { dg-output "2 32765: 32767" } */
   printf("res: %d\n", (unsigned short)res_call);
   /* { dg-output "\nres: 32767" } */
+  CHECK(res_call == 32767);
 
   CHECK(ffi_prep_closure_loc(pcl, &cif, test_func_gn, NULL, code)  == FFI_OK);
 
@@ -69,6 +73,7 @@ int main (void)
   /* { dg-output "\n2 32765: 32767" } */
   printf("res: %d\n", res_closure);
   /* { dg-output "\nres: 32767" } */
+  CHECK(res_closure == 32767);
 
   exit(0);
 }