avoid duplicated OP_RETURN

7fe6d00f · Yukihiro Matsumoto · f166f63f · 7fe6d00f
Commit 7fe6d00f authored Oct 20, 2012 by Yukihiro Matsumoto
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src/codegen.c src/codegen.c +2 -0

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--- a/src/codegen.c
+++ b/src/codegen.c
@@ -267,6 +267,8 @@ genop_peep(codegen_scope *s, mrb_code i, int val)
      break;
    case OP_RETURN:
      switch (c0) {
+      case OP_RETURN:
+	return;
      case OP_MOVE:
 	s->iseq[s->pc-1] = MKOP_AB(OP_RETURN, GETARG_B(i0), OP_R_NORMAL);
 	return;