Supports llvmlite 0.45.0

Author: metab0t

docs/source/changelog.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## 0.5.1
+- Support llvmlite 0.45.0
+
 ## 0.5.0
 - Overhaul of the nonlinear programming interface and now PyOptInterface can solve nonlinear programming problems with COPT, Gurobi and IPOPT.
 - Use `model.add_linear_constraint(x+y, (1.0, 2.0))` to add two-sided linear constraints

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "scikit_build_core.build"
 
 [project]
 name = "pyoptinterface"
-version = "0.5.0"
+version = "0.5.1"
 description = "Python interface to multiple optimization solvers"
 readme = "README.md"
 requires-python = ">=3.9"

src/pyoptinterface/_src/jit_llvm.py

@@ -1,16 +1,17 @@
 from llvmlite import ir, binding
-import atexit
 
 from typing import List
 
 # Initialize LLVM
-binding.initialize()
+try:
+ # llvmlite older than 0.45.0 still requires this
+ binding.initialize()
+except Exception:
+ pass
+
 binding.initialize_native_target()
 binding.initialize_native_asmprinter()
 
-# Register shutdown function to clean up LLVM resources
-atexit.register(binding.shutdown)
-
 
 class LLJITCompiler:
  def __init__(self):