From: Ryan Davis <ryand-ruby@...>
Date: 2007-06-16T17:59:15+09:00
Subject: Re: UPDATED: Building 1.8.6-p36 with Sun Studio 12 compiler

Please send reports like this to ruby-core, where they can make a  
difference. Forwarding...

On Jun 14, 2007, at 11:55 , markea01@sbcglobal.net wrote:

> All -
>     I have resolved most of the problems encountered during "make
> check"; it seems the test runs do not honor LD_LIBRARY_PATH, so I had
> to symlink the libraries for openssl, gdbm and ncurses to /lib, and
> then my results look like this
>
> 	    Finished in 73.679603 seconds.
>
>           1) Failure:
>         test_delete(TestDBM) [./test/dbm/test_dbm.rb:332]:
>         <DBMError> exception expected but none was thrown.
>
>           2) Failure:
>         test_delete(TestGDBM) [./test/gdbm/test_gdbm.rb:442]:
>         <GDBMError> exception expected but none was thrown.
>
>           3) Failure:
>         test_s_open_error(TestGDBM) [./test/gdbm/test_gdbm.rb:200]:
>         <Errno::EACCES> exception expected but none was thrown.
>
>           4) Failure:
>         test_should_propagate_signaled(TestBeginEndBlock) [./test/ 
> ruby/
> test_beginendblock.rb:84]:
>         <nil> expected but was
>         <130>.
>
>           5) Failure:
>         test_s_open_error(TestSDBM) [./test/sdbm/test_sdbm.rb:123]:
>         <Errno::EACCES> exception expected but none was thrown.
>
>           6) Failure:
>         test_condvar_wait_not_owner(TC_Thread) [./test/thread/
> test_thread.rb:35]:
>         <ThreadError> exception expected but none was thrown.
>
>         1618 tests, 16599 assertions, 6 failures, 0 errors
>         gmake: *** [test-all] Error 1
>
> So it appears that most of the compiler warning messages are in fact
> harmless. I would like to understand though why "--enable-pthread"
> causes the backtrace error in eval.c:
>
> eval.c
> "eval.c", line 4482: warning: statement not reached
> "eval.c", line 4517: warning: statement not reached
> "eval.c", line 4644: warning: statement not reached
> "eval.c", line 4702: warning: statement not reached
> "eval.c", line 5151: warning: statement not reached
> "eval.c", line 5614: warning: statement not reached
> "eval.c", line 5740: warning: statement not reached
> "eval.c", line 6251: identifier redeclared: backtrace
>          current : static function() returning unsigned long
>          previous: function(pointer to pointer to void, int)
> returning int : "/usr/include/execinfo.h", line 41
> "eval.c", line 8612: warning: loop not entered at top
> "eval.c", line 12004: warning: statement not reached
> "eval.c", line 12446: warning: statement not reached
> "eval.c", line 12818: warning: statement not reached
> cc: acomp failed for eval.c
> gmake: *** [eval.o] Error 2
>
> It seems to modify the includes such that /usr/include/execinfo.h gets
> included, when without the "--enable-pthread" it doesn't (or some
> other define "hides" the definition of backtrace).
>
> Mark Almeida
>
>