ispc @1.11.0: Undefined symbols llvm::Value::dump() const llvm::Module::dump() const

[ryandesign (Ryan Carsten Schmidt)]

​ispc does not build on OS X 10.9 and later:

Undefined symbols for architecture x86_64:
  "llvm::Value::dump() const", referenced from:
      lDumpValue(llvm::Value*, std::__1::set<llvm::Value*, std::__1::less<llvm::Value*>, std::__1::allocator<llvm::Value*> >&) in llvmutil.cpp.o
      IntrinsicsOpt::runOnBasicBlock(llvm::BasicBlock&) in opt.cpp.o
      InstructionSimplifyPass::runOnBasicBlock(llvm::BasicBlock&) in opt.cpp.o
      ImproveMemoryOpsPass::runOnBasicBlock(llvm::BasicBlock&) in opt.cpp.o
      GatherCoalescePass::runOnBasicBlock(llvm::BasicBlock&) in opt.cpp.o
      ReplacePseudoMemoryOpsPass::runOnBasicBlock(llvm::BasicBlock&) in opt.cpp.o
      IsCompileTimeConstantPass::runOnBasicBlock(llvm::BasicBlock&) in opt.cpp.o
      ...
  "llvm::Module::dump() const", referenced from:
      Optimize(llvm::Module*, int) in opt.cpp.o
      DebugPass::runOnModule(llvm::Module&) in opt.cpp.o
ld: symbol(s) not found for architecture x86_64

[tenomoto (Takeshi Enomoto)]

In 5eb768a54de36485a3c04d0502247e04ba734bc4/macports-ports (master):

ispc: explicitly depend on llvm to make require_active_variant into effect

Closes: #58868

[kencu (Ken)]

buildbots still failing on all systems, sorry...

[kencu (Ken)]

but does indeed install correctly if llvm-8.0 is reinstalled with the +debug variant. So we're in business!