Alias should push() extra stack space for blocks.

mruby · Apr 22, 2017 · 3b0a36d · 3b0a36d
1 parent a1d32af
commit 3b0a36d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/mrbgems/mruby-compiler/core/codegen.c b/mrbgems/mruby-compiler/core/codegen.c
@@ -2583,7 +2583,8 @@ codegen(codegen_scope *s, node *tree, int val)
       genop(s, MKOP_ABx(OP_LOADSYM, cursp(), b));
       push();
       genop(s, MKOP_A(OP_LOADNIL, cursp()));
-      pop_n(3);
+      push();
+      pop_n(4);
       genop(s, MKOP_ABC(OP_SEND, cursp(), c, 2));
       if (val) {
         push();