Merge "Disable overflow checks for compiler-builtins" am: 6256d44 am: 4902cac

Original change: https://android-review.googlesource.com/c/platform/prebuilts/rust/+/1686965

Change-Id: I8f6dde1f3e8b0616658d659eff62585bee40c2e9

Author: maurer

Android.bp

@@ -140,6 +140,8 @@ rust_library_rlib {
     flags: [
         "-C",
         "panic=abort",
+	"-C",
+	"overflow-checks=off",
     ],
     edition: "2015",
 }