ref: 0a0427afbbbdc40b87d3b69fad56f091cae89ff3
dir: /test/link/section-union/different-data.out/
error: Section "different data" is of type ROM0, which cannot be unionized --- ERROR: <stdin>(16): Cannot declare ROM sections as UNION FATAL: <stdin>(16): Cannot create section "different data" (1 error)