Merge pull request rust-lang#1043 from clippered/issue-1037/csmith_driver_derive

Issue rust-lang#1037: pass all derive-enabling flags in bindgen for csmith driver

Author: fitzgen

csmith-fuzzing/driver.py

@@ -31,6 +31,10 @@ def run_bindgen(input, output):
         "bindgen",
         "--with-derive-partialeq",
         "--with-derive-eq",
+        "--with-derive-partialord",
+        "--with-derive-ord",
+        "--with-derive-hash",
+        "--with-derive-default",
         "-o", output.name,
         input.name,
         "--",