Don't check the whole buffer, just what we printed.
diff --git a/testsuite/libffi.closures/cls_double_va.c b/testsuite/libffi.closures/cls_double_va.c
index 6fc8dfb..c1e29ec 100644
--- a/testsuite/libffi.closures/cls_double_va.c
+++ b/testsuite/libffi.closures/cls_double_va.c
@@ -14,7 +14,7 @@
static char buffer[BUF_SIZE];
static void
-cls_double_va_fn(ffi_cif* cif __UNUSED__, void* resp,
+cls_double_va_fn(ffi_cif* cif __UNUSED__, void* resp,
void** args, void* userdata __UNUSED__)
{
char* format = *(char**)args[0];
@@ -23,7 +23,7 @@ cls_double_va_fn(ffi_cif* cif __UNUSED__, void* resp,
*(ffi_arg*)resp = printf(format, doubleValue);
CHECK(*(ffi_arg*)resp == 4);
snprintf(buffer, BUF_SIZE, format, doubleValue);
- CHECK(strncmp(buffer, "7.0\n", BUF_SIZE));
+ CHECK(strncmp(buffer, "7.0\n", 4));
}
int main (void)