Remove consequent `OP_RETURN` by peephole optimization.

75a01af7 · Yukihiro "Matz" Matsumoto · 5addd5db · 75a01af7
Commit 75a01af7 authored Aug 30, 2018 by Yukihiro "Matz" Matsumoto
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mrbgems/mruby-compiler/core/codegen.c mrbgems/mruby-compiler/core/codegen.c +1 -1

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--- a/mrbgems/mruby-compiler/core/codegen.c
+++ b/mrbgems/mruby-compiler/core/codegen.c
@@ -461,7 +461,7 @@ gen_return(codegen_scope *s, uint8_t op, uint16_t src)
      s->pc = s->lastpc;
      genop_1(s, op, data.b);
    }
-    else {
+    else if (data.insn != OP_RETURN) {
      genop_1(s, op, src);
    }
  }