am 5dc7a21c: Merge change I4e036287 into eclair

Merge commit '5dc7a21cbbd4af908e39e55e5ca7ab14cda25d4a' into eclair-mr2

* commit '5dc7a21cbbd4af908e39e55e5ca7ab14cda25d4a':
  update line test to expose some bug on SGX530 ed4