From cddbfa3ade23695dd9996f6e208615702a3a42e1 Mon Sep 17 00:00:00 2001
From: Liliana Marie Prikler <liliana.prikler@ist.tugraz.at>
Date: Thu, 23 Nov 2023 09:53:38 +0100
Subject: [PATCH 1/2] normalization: No longer work around compiler bugs in
 Precondition.
To: Patrick Lühne <patrick-github@luehne.de>
Cc: Martin Gebser <martin.gebser@aau.at>

Newer versions of GCC (such as GCC 11) point out that std::move is meaningless
in this position, so remove it.
---
 lib/pddl/src/pddl/detail/normalization/Precondition.cpp | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/lib/pddl/src/pddl/detail/normalization/Precondition.cpp b/lib/pddl/src/pddl/detail/normalization/Precondition.cpp
index 4eebfee..4297e52 100644
--- a/lib/pddl/src/pddl/detail/normalization/Precondition.cpp
+++ b/lib/pddl/src/pddl/detail/normalization/Precondition.cpp
@@ -83,8 +83,7 @@ normalizedAST::Literal normalizeNested(ast::AndPointer<ast::Precondition> &and_,
 
 	derivedPredicate->declaration->precondition = std::make_unique<normalizedAST::And<normalizedAST::Literal>>(std::move(normalizedArguments));
 
-	// TODO: investigate, could be a compiler bug
-	return std::move(derivedPredicate);
+	return derivedPredicate;
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -112,8 +111,7 @@ normalizedAST::Literal normalizeNested(ast::ExistsPointer<ast::Precondition> &ex
 			return normalizeTopLevel(x, normalizationContext);
 		});
 
-	// TODO: investigate, could be a compiler bug
-	return std::move(derivedPredicate);
+	return derivedPredicate;
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -174,8 +172,7 @@ normalizedAST::Literal normalizeNested(ast::OrPointer<ast::Precondition> &or_, d
 
 	derivedPredicate->declaration->precondition = std::make_unique<normalizedAST::Or<normalizedAST::Literal>>(std::move(normalizedArguments));
 
-	// TODO: investigate, could be a compiler bug
-	return std::move(derivedPredicate);
+	return derivedPredicate;
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-- 
2.41.0

