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What is C in practice? (Cerberus survey v2): Analysis of Responses ? with Commen ts (n2015) Kayvan Memarian and Peter Sewell University of Cambridge 2016?03?08 Total responses:

323 main2.

2 :

20 main2 :

179 freebsd :

9 gcc :

5 google?comp :

1 google :

50 libc :

8 linux :

0 llvm :

8 msvc :

0 regehr?blog :

34 x11 :

7 xen :

4 Where did you come across this survey? gcc mailing list :

11 (15%) llvm mailing list :

49 (69%) Linux kernel mailing list :

1 ( 1%) FreeBSD mailing list :

9 (12%) netos group :

1 ( 1%) no response :

84 other :

176 ? internal list ? Blog ? blogpost about the finished survey, but I didn'

t read the results yet!! ? colleague ? A friend shared it with me ? coworker ? ARM mailing list ? http://llvm.org/devmtg/2015?04/Videos/HD/Day%201/Francesco%20Zappa%20Nardell i%20(keynote).mp4 ? Facebook ? twitter ? Facebook ? Friend ? forwarded by a colleague ? Facebook ? NetBSD developer referral ? EuroLLVM ? facebook ? facebook share ? colleague ? forwarded by a friend ? work internal mailing list ? mailing list at work ? internal mailing list ? internal company mailing list ? google mailing list ? google internal list ? internal google mailing list ? internal Google mailing list ? internal mailing list at work ? EuroLLVM ? llvm weekly ? llvm mailing list, EuroLLVM ? Google employee internal list Mar 09,

16 18:23 Page 1/145 N2015_survey_responses_with_comments.txt Printed by Peter Sewell Wednesday March 09,

2016 1/145 ? FreeNode IRC ? ##c ? LLVM Weekly issue

68 ? llvm mailing list, llvmweekly ? Company mailing list ? Internet forum ? Internal company mailing list ? Google internal list ? internal mailing list ? llvm blog ? llvm mailing list, EuroLLVM ? twitter ? Tony Finch via twitter: https://twitter.com/fanf/status/590464941527801856 ? IRC channel ? LLVM weekly ? IRC ? LLVM Weekly repost on the LLVM blog ? LLVM weekly ? #chiark ? LLVM Weekly ? IRC channel ? Through a colleague ? Twitter (@fanf) ? reddit ? reddit.com ? llvm weekly blog RSS feed ? friend ? reddit ? friend ? company chatroom ? probably 4chan ? reddit ? llvm weekly ? Reddit ? llvm mailing list, reddit ? reddit ? Llvm weekly ? reddit ? r/c_programming ? reddit ? EuroLLVM ? reddit.com/r/c_programming ? Twitter ? friend ? Colleague referral. ? reddit ? llvm website ? blog.llvm.org ? twitter ? Reddit ? This Week in LLVM http://llvmweekly.org/issue/67 (via lwn.net) ? Planet Clang ? Forwarded to our team by our manager, who probably got it from an LLVM maili ng list. ? Google+ ? LLVM weekly summary ? EuroLLVM ? blog post ? EuroLLVM ? Someone at work forwarded it to me ? reposted by someone ? google internal mailing list ? google group mail ? eng?misc@google mailing list ? google internal ? eng?misc Mar 09,

16 18:23 Page 2/145 N2015_survey_responses_with_comments.txt Printed by Peter Sewell 2/145 Wednesday March 09,

2016 ? discussion at work ? internal company mailing list ? friend ? Google internal email thread ? forwarded ? Gabriel Kerneis ? company internal mailing list ? company mailing list ? Coworker ? forwarded internal mailing list ? internal company mailing list ? Referred by colleague ? passed to me by a friend ? company mailing list ? Colleague ? work mailing list ? Company internal email list ? internal Google mailing list ? eng?misc at google ? Google internal mailing list ? Google mailing list (eng?misc) ? internal mail ? company?internal list ? company internal mailing list ? Internal Google mailing list ? libc?alpha ? glibc mailing list ? glibc ? gcc mailing list, libc?alpha ? libc?alpha ? libc mailing list ? clang mailing list ? John Regehr ? @johnregehr on twitter ? Twitter ? twitter ? Twitter ? John Regehr'