Changes to testsuite(4)

Changes to testsuite:
commit 653ee4b32c77945d4d4550e60e7bfc14257afc0b
Author: Simon Peyton Jones <simonpj@microsoft.com>
Date:   Sat Dec 28 12:51:19 2013 +0000

    Error message wibbles

commit b34bee3a45204ff43fa31e9dee3a23a74aa252db
Author: Simon Peyton Jones <simonpj@microsoft.com>
Date:   Sat Dec 28 12:45:35 2013 +0000

    Test Trac #8603

commit 3fef8e4094c8d0c58bad2604ecaee93d797ccbd1
Author: Simon Peyton Jones <simonpj@microsoft.com>
Date:   Sat Dec 28 12:45:06 2013 +0000

    Test Trac #8633

commit c2e88b34cd3cb48d4bb203b6f0e7de1980e9c570
Author: Simon Peyton Jones <simonpj@microsoft.com>
Date:   Fri Nov 22 22:53:50 2013 +0000

    Update perf numbers for 32-bit This has not been done for ages