xo-tokenizer2/FAQ
2023-09-19 14:59:09 -04:00

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development environment that works
1.
1. nix stdenv = gcc12Stdenv (see mkderivation.nix)
2. baseInputs has gcc (but probably doesn't need it)
3. devInputs has llvmPackages_16.clang-unwrapped
This leads to env with
CC=gcc
CXX=g++
NIX_CC=/nix/store/$hash-gcc-wrapper-12.3.0
2.
1. nix stdenv = clang16Stdenv (see mkderivation.nix)
2. baseInputs has gcc
3. devInputs has llvmPackages_16.clang-unwrapped
This leads to env with:
CC=clang
CXX=clang++
NIX_CC=/nix/store/$hash-clang-wrapper-16.0.1
To build, need to tell cmake to use gcc:
cmake -DCMAKE_CXX_COMPILER=$(which g++) -DCMAKE_C_COMPILER=$(which gcc) path/to/src