* proc.c (proc_new): fix to return Proc object if block is already

  in heap.  [ruby-core:15711]
* bootstraptest/test_proc.rb: add a test.



git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@17442 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/proc.c b/proc.c
index eecff7ae1..f2d69c731 100644
--- a/proc.c
+++ b/proc.c
@@ -358,6 +358,10 @@ proc_new(VALUE klass, int is_lambda)
 
 	    block = GC_GUARDED_PTR_REF(cfp->lfp[0]);
 
+	    if (block->proc) {
+		return block->proc;
+	    }
+
 	    /* TODO: check more (cfp limit, called via cfunc, etc) */
 	    while (cfp->dfp != block->dfp) {
 		cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);