1 files changed, 15 insertions, 0 deletions
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+Thu Feb 28 22:57:48 2013  Koichi Sasada  <ko1@atdot.net>
+
+	* compile.c (iseq_compile_each): remove redundant trace(line)
+	  instruction. for example, at the following script
+	    def m()
+	      p:xyzzy
+	      1
+	      2
+	    end
+	  compiler ignores `1' because there is no effect. However,
+	  `trace(line)' instruction remains in bytecode.
+	  This modification removes such redundant trace(line) instruction.
+
+	* test/ruby/test_iseq.rb: add a test.
+
 Thu Feb 28 22:23:27 2013  Tanaka Akira  <akr@fsij.org>
 
 	* ext/socket/raddrinfo.c (inspect_sockaddr): don't show that Unix