* vm_dump.c (rb_print_backtrace): our addr2line doesn't work on sparc.

http://rubyci.s3.amazonaws.com/unstable11s/ruby-trunk/log/20151027T043311Z.log.html.gz

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52296 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Oct 27 16:12:37 2015  NARUSE, Yui  <naruse@ruby-lang.org>
+
+	* vm_dump.c (rb_print_backtrace): our addr2line doesn't work on sparc.
+	  http://rubyci.s3.amazonaws.com/unstable11s/ruby-trunk/log/20151027T043311Z.log.html.gz
+
 Tue Oct 27 12:00:33 2015  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/logger.rb (Logger::Period#next_rotate_time): get rid of

vm_dump.c

@@ -686,7 +686,7 @@ rb_print_backtrace(void)
 #define MAX_NATIVE_TRACE 1024
     static void *trace[MAX_NATIVE_TRACE];
     int n = (int)backtrace(trace, MAX_NATIVE_TRACE);
-#if defined(USE_ELF) && defined(HAVE_DLADDR)
+#if defined(USE_ELF) && defined(HAVE_DLADDR) && !defined(__sparc)
     rb_dump_backtrace_with_lines(n, trace);
 #else
     char **syms = backtrace_symbols(trace, n);