From e458ac5a165e7bdba28a198ea13d76e9fa15ff78 Mon Sep 17 00:00:00 2001
From: KosumovicDenis <deniskosumi21@gmail.com>
Date: Wed, 20 May 2026 13:56:44 +0200
Subject: [PATCH] Fix shader parsing of unary minus inside unbracketed math
 expressions

---
 servers/rendering/shader_language.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp
index 356f6e77d5..d663150706 100644
--- a/servers/rendering/shader_language.cpp
+++ b/servers/rendering/shader_language.cpp
@@ -7753,6 +7753,7 @@ ShaderLanguage::Node *ShaderLanguage::_parse_expression(BlockNode *p_block, cons
 					_set_error(vformat(RTR("Invalid arguments to unary operator '%s': %s."), get_operator_text(op->op), at));
 					return nullptr;
 				}
+				expression.write[i].node = _reduce_expression(p_block, expression.write[i].node);
 				expression.remove_at(i + 1);
 			}