
The commands to run the compilation when printed with `-###` contain various irrelevant lines for the perf-training. Most of them are filtered out already but when configured with `CLANG_CONFIG_FILE_SYSTEM_DIR` a new line like the following is added and needs to be filtered out: `Configuration file: /etc/clang/x86_64-redhat-linux-gnu-clang.cfg`
========================== Performance Training Data ========================== This directory contains simple source files for use as training data for generating PGO data and linker order files for clang.