From 26591d663164bddca8747f5927f0ce63d0d2b351 Mon Sep 17 00:00:00 2001
From: TopchetoEU <36534413+TopchetoEU@users.noreply.github.com>
Date: Sun, 5 Nov 2023 19:44:08 +0200
Subject: [PATCH] fix: lazy operators incorrectly pop values from stack

---
 .../topchetoeu/jscript/compilation/values/LazyAndStatement.java | 2 +-
 .../topchetoeu/jscript/compilation/values/LazyOrStatement.java  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/me/topchetoeu/jscript/compilation/values/LazyAndStatement.java b/src/me/topchetoeu/jscript/compilation/values/LazyAndStatement.java
index d71ab81..fea8de5 100644
--- a/src/me/topchetoeu/jscript/compilation/values/LazyAndStatement.java
+++ b/src/me/topchetoeu/jscript/compilation/values/LazyAndStatement.java
@@ -29,7 +29,7 @@ public class LazyAndStatement extends Statement {
         if (pollute) target.add(Instruction.dup().locate(loc()));
         int start = target.size();
         target.add(Instruction.nop());
-        target.add(Instruction.discard().locate(loc()));
+        if (pollute) target.add(Instruction.discard().locate(loc()));
         second.compile(target, scope, pollute);
         target.set(start, Instruction.jmpIfNot(target.size() - start).locate(loc()));
     }
diff --git a/src/me/topchetoeu/jscript/compilation/values/LazyOrStatement.java b/src/me/topchetoeu/jscript/compilation/values/LazyOrStatement.java
index 476a546..3e896dd 100644
--- a/src/me/topchetoeu/jscript/compilation/values/LazyOrStatement.java
+++ b/src/me/topchetoeu/jscript/compilation/values/LazyOrStatement.java
@@ -29,7 +29,7 @@ public class LazyOrStatement extends Statement {
         if (pollute) target.add(Instruction.dup().locate(loc()));
         int start = target.size();
         target.add(Instruction.nop());
-        target.add(Instruction.discard().locate(loc()));
+        if (pollute) target.add(Instruction.discard().locate(loc()));
         second.compile(target, scope, pollute);
         target.set(start, Instruction.jmpIf(target.size() - start).locate(loc()));
     }