Hi, On 2018-03-05 17:32:09 +1300, Thomas Munro wrote: > I tried out your "jit" branch on my macOS 10.13.3 system. Vendor "cc" > and "c++" are version "Apple LLVM version 9.0.0 (clang-900.0.39.2)". > I used MacPorts (whereas Peter E is using HomeBrew) to install LLVM > with "sudo port install llvm-5.0".
Thanks for checking! > warning: ignoring debug info with an invalid version (700000003) in > /Users/munro/install/postgres/lib/llvmjit_types.bc That's harmless, log output aside. Should strip the debug info there, to remove the potential for that issue. > Looking at llvm_get_function(), the function that raises that error, I > see that there are a few different paths here. I don't have > HAVE_DECL_LLVMORCGETSYMBOLADDRESSIN defined, and I don't have LLVM < > 5, so I should be getting the symbol address with > LLVMOrcGetSymbolAddress(llvm_opt0_orc, &addr, mangled) or > LLVMOrcGetSymbolAddress(llvm_opt3_orc, &addr, mangled), but clearly > those are returning NULL. Yep. I wonder if this is some symbol naming issue or such, because emitting and relocating the object worked without an error. > Not sure what's happening yet... Hm. :/ Greetings, Andres Freund
