Merge pull request #2191 from SciML/myb/deadlock_fix

MultithreadedForm can cause deadlock

Author: YingboMa

Project.toml

@@ -79,7 +79,7 @@ MacroTools = "0.5"
 NaNMath = "0.3, 1"
 RecursiveArrayTools = "2.3"
 Reexport = "0.2, 1"
-RuntimeGeneratedFunctions = "=0.5.9"
+RuntimeGeneratedFunctions = "0.5.9"
 SciMLBase = "1.76.1"
 Setfield = "0.7, 0.8, 1"
 SimpleNonlinearSolve = "0.1.0"

test/bigsystem.jl

@@ -88,8 +88,8 @@ maximum(J2 .- Array(J)) < 1e-5
 
 jac = ModelingToolkit.sparsejacobian(vec(du), vec(u))
 serialjac = eval(ModelingToolkit.build_function(vec(jac), u)[2])
-multithreadedjac = eval(ModelingToolkit.build_function(vec(jac), u,
-    parallel = ModelingToolkit.MultithreadedForm())[2])
+#multithreadedjac = eval(ModelingToolkit.build_function(vec(jac), u,
+#    parallel = ModelingToolkit.MultithreadedForm())[2])
 
 MyA = zeros(N, N)
 AMx = zeros(N, N)