Fix LLVM JIT hangs

Author: adazem009

src/dev/engine/internal/llvm/llvmcodebuilder.cpp

@@ -82,6 +82,8 @@ std::shared_ptr<ExecutableCode> LLVMCodeBuilder::finalize()
     if (m_procedurePrototype && m_warp)
         func->addFnAttr(llvm::Attribute::InlineHint);
     else {
+        // NOTE: These attributes will be overriden by LLVMCompilerContext
+        // TODO: Optimize all functions, maybe it doesn't take so long
         func->addFnAttr(llvm::Attribute::NoInline);
         func->addFnAttr(llvm::Attribute::OptimizeNone);
     }

src/dev/engine/internal/llvm/llvmcompilercontext.cpp

@@ -88,6 +88,10 @@ void LLVMCompilerContext::initJit()
                 std::cout << "debug: optimizing function: " << functionNames.back() << std::endl;
 #endif
                 functionPassManager.run(func, functionAnalysisManager);
+            } else if (func.hasFnAttribute(llvm::Attribute::OptimizeNone)) {
+                // Remove this attribute to avoid JIT hangs
+                // TODO: Optimize all functions, maybe it doesn't take so long
+                func.removeFnAttr(llvm::Attribute::OptimizeNone);
             }
         }
     }