GCC problem matcher

Creates annotations for warnings and errors in gcc builds.

Inputs

root

Optional Base directory for build. For builds done in a subdirectory, this should match that directory, otherwise the pattern match will not be able to point to the correct file.

Example usage

Just add this line anywhere before running the build step.

    - uses: olemorud/gcc-problem-matcher@master
      with:
        root: /workspace/build