Segfault: Trace/BPT trap: 5: OSX

configure options
```
config: ./configure --disable-adl --enable-cpumining --disable-nvml
```
compiler:
```
bash$ clang --version
Apple LLVM version 8.1.0 (clang-802.0.42)
Target: x86_64-apple-darwin16.7.0
Thread model: posix
InstalledDir: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin
```