allwpilib/upstream_utils/sleipnir_patches/0004-Remove-unsupported-constexpr.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tyler Veness <calcmogul@gmail.com>
Date: Mon, 20 May 2024 09:01:54 -0700
Subject: [PATCH 4/4] Remove unsupported constexpr

---
 include/sleipnir/autodiff/Expression.hpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/sleipnir/autodiff/Expression.hpp b/include/sleipnir/autodiff/Expression.hpp
index 802a8602a125251058cfe22447911999f035efad..7aa715a0aa5f4560b4e16cf5f0458f1385b88c7d 100644
--- a/include/sleipnir/autodiff/Expression.hpp
+++ b/include/sleipnir/autodiff/Expression.hpp
@@ -21,8 +21,8 @@ namespace sleipnir::detail {
 
 struct SLEIPNIR_DLLEXPORT Expression;
 
-inline constexpr void IntrusiveSharedPtrIncRefCount(Expression* expr);
-inline constexpr void IntrusiveSharedPtrDecRefCount(Expression* expr);
+inline void IntrusiveSharedPtrIncRefCount(Expression* expr);
+inline void IntrusiveSharedPtrDecRefCount(Expression* expr);
 
 /**
  * Typedef for intrusive shared pointer to Expression.
@@ -409,7 +409,7 @@ SLEIPNIR_DLLEXPORT inline ExpressionPtr sqrt(const ExpressionPtr& x);
  *
  * @param expr The shared pointer's managed object.
  */
-inline constexpr void IntrusiveSharedPtrIncRefCount(Expression* expr) {
+inline void IntrusiveSharedPtrIncRefCount(Expression* expr) {
   ++expr->refCount;
 }
 
@@ -418,7 +418,7 @@ inline constexpr void IntrusiveSharedPtrIncRefCount(Expression* expr) {
  *
  * @param expr The shared pointer's managed object.
  */
-inline constexpr void IntrusiveSharedPtrDecRefCount(Expression* expr) {
+inline void IntrusiveSharedPtrDecRefCount(Expression* expr) {
   // If a deeply nested tree is being deallocated all at once, calling the
   // Expression destructor when expr's refcount reaches zero can cause a stack
   // overflow. Instead, we iterate over its children to decrement their