Issue
Can't build for release. I found that optimization_level with -O is not working. Compiler doesn't provide me details
Build Settings
(error) SWIFT_OPTIMIZATION_LEVEL: "-O"
(success) SWIFT_OPTIMIZATION_LEVEL: "-Onone"
Error Message
- While evaluating request ExecuteSILPipelineRequest(Run pipelines { PrepareOptimizationPasses, EarlyModulePasses, HighLevel,Function+EarlyLoopOpt, HighLevel,Module+StackPromote, MidLevel,Function, ClosureSpecialize, LowLevel,Function, LateLoopOpt, SIL Debug Info Generator } on SIL for NinetyNine)
- While running pass #17357670 SILModuleTransform "DeadFunctionAndGlobalElimination".
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var LLVM_SYMBOLIZER_PATH to point to it):
0 swift-frontend 0x00000001072f7300 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) + 56
1 swift-frontend 0x00000001072f62e4 llvm::sys::RunSignalHandlers() + 112
2 swift-frontend 0x00000001072f7910 SignalHandler(int) + 344
3 libsystem_platform.dylib 0x000000018aeeea84 _sigtramp + 56
4 swift-frontend 0x0000000102a3365c (anonymous namespace)::DeadFunctionAndGlobalEliminationPass::run() + 424
5 swift-frontend 0x0000000102a3365c (anonymous namespace)::DeadFunctionAndGlobalEliminationPass::run() + 424
6 swift-frontend 0x0000000102b994a0 swift::SILPassManager::executePassPipelinePlan(swift::SILPassPipelinePlan const&) + 15312
7 swift-frontend 0x0000000102bbaa04 swift::SimpleRequest<swift::ExecuteSILPipelineRequest, std::__1::tuple<> (swift::SILPipelineExecutionDescriptor), (swift::RequestFlags)1>::evaluateRequest(swift::ExecuteSILPipelineRequest const&, swift::Evaluator&) + 56
8 swift-frontend 0x0000000102ba0dd4 llvm::Expected<swift::ExecuteSILPipelineRequest::OutputType> swift::Evaluator::getResultUncached<swift::ExecuteSILPipelineRequest>(swift::ExecuteSILPipelineRequest const&) + 484
9 swift-frontend 0x0000000102ba3714 swift::runSILOptimizationPasses(swift::SILModule&) + 400
10 swift-frontend 0x0000000102381c10 swift::CompilerInstance::performSILProcessing(swift::SILModule*) + 524
11 swift-frontend 0x00000001021e551c performCompileStepsPostSILGen(swift::CompilerInstance&, std::__1::unique_ptr<swift::SILModule, std::__1::default_delete<swift::SILModule> >, llvm::PointerUnion<swift::ModuleDecl*, swift::SourceFile*>, swift::PrimarySpecificPaths const&, int&, swift::FrontendObserver*) + 1040
12 swift-frontend 0x00000001021e8ab8 performCompile(swift::CompilerInstance&, int&, swift::FrontendObserver*) + 3288
13 swift-frontend 0x00000001021e6944 swift::performFrontend(llvm::ArrayRef<char const*>, char const*, void*, swift::FrontendObserver*) + 4308
14 swift-frontend 0x00000001021ab68c swift::mainEntry(int, char const**) + 4116
15 dyld 0x000000018ab67f28 start + 2236