Merge pull request #324 from compnerd/arm-zext

arm: zext return value parameters
2017-10-10 23:19:57 -04:00
parent 9f1f8741b2 7ad0ae7f42
commit 1c9171ec89
1 changed files with 5 additions and 0 deletions
--- a/src/arm/ffi.c
+++ b/src/arm/ffi.c
@@ -419,6 +419,11 @@ ffi_prep_incoming_args_SYSV (ffi_cif *cif, void *rvalue,
      rvalue = *(void **) argp;
      argp += 4;
    }
+  else
+    {
+      if (cif->rtype->size && cif->rtype->size < 4)
+	**(int32_t **) rvalue = 0;
+    }

  for (i = 0, n = cif->nargs; i < n; i++)
    {