Bug 201270 - lang/luajit is broken under clang
Summary: lang/luajit is broken under clang
Status: Closed Overcome By Events
Alias: None
Product: Ports & Packages
Classification: Unclassified
Component: Individual Port(s) (show other bugs)
Version: Latest
Hardware: amd64 Any
: --- Affects Only Me
Assignee: Sergey A. Osokin
URL:
Keywords:
Depends on:
Blocks: 205582
  Show dependency tree / graph
 
Reported: 2015-07-02 10:08 UTC by Roman Tsisyk
Modified: 2018-09-03 19:30 UTC (History)
3 users (show)

See Also:
bugzilla: maintainer-feedback? (osa)

Attachments
a test case for broken C++ unwind under clang (243 bytes, text/plain)
2015-07-02 10:08 UTC, Roman Tsisyk 		no flags Details
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Description Roman Tsisyk 2015-07-02 10:08:20 UTC 
Created attachment 158254 [details]
a test case for broken C++ unwind under clang

http://www.freelists.org/post/luajit/External-unwind-is-broken-on-FreeBSD-10-x86-64


```
Program received signal SIGSEGV, Segmentation fault.
0x0000000800b66c1e in __cxa_end_catch () from /lib/libcxxrt.so.1
(gdb) bt
#0  0x0000000800b66c1e in __cxa_end_catch () from /lib/libcxxrt.so.1
#1  0x0000000000401d50 in lbox_call ()
#2  0x0000000000401c4d in main ()
```

LuaJIT v2.0.4

% uname -a
FreeBSD freebsd.local 10.1-RELEASE FreeBSD 10.1-RELEASE #0 r274401: Tue Nov 11
21:02:49 UTC 2014 root@xxxxxxxxxxxxxxxxxxxxxxx:/usr/obj/usr/src/sys/GENERIC
amd64

% c++ --version
FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
Target: x86_64-unknown-freebsd10.1
Thread model: posix

The same tests case works fine with gcc48.
Comment 1 Veniamin Gvozdikov freebsd_committer freebsd_triage 2015-07-02 10:15:10 UTC 
That bug actually with clang on base system, although related to luajit code.

vg@freebsd:~ % uname -a
FreeBSD freebsd.local 10.1-RELEASE FreeBSD 10.1-RELEASE #0 r274401: Tue Nov 11 21:02:49 UTC 2014     root@releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC  amd64
vg@freebsd:~ % clang -v
FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
Target: x86_64-unknown-freebsd10.1
Thread model: posix
Selected GCC installation:
Comment 2 Veniamin Gvozdikov freebsd_committer freebsd_triage 2015-07-02 10:15:18 UTC 
That bug actually with clang on base system, although related to luajit code.

vg@freebsd:~ % uname -a
FreeBSD freebsd.local 10.1-RELEASE FreeBSD 10.1-RELEASE #0 r274401: Tue Nov 11 21:02:49 UTC 2014     root@releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC  amd64
vg@freebsd:~ % clang -v
FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
Target: x86_64-unknown-freebsd10.1
Thread model: posix
Selected GCC installation:
Comment 3 Walter Schwarzenfeld 2018-02-07 14:42:45 UTC 
Seems overcome by events?