Merge "Disable overflow checks for compiler-builtins" am: 6256d4421c am: 4902cace96 am: 3dbe2e78a4

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

Change-Id: I667ecd902db2cf062e6a876f081eebcb3f524b5a