ref: b299f6fb3b8fcf24dc339caf0074707befdbfbce
dir: /test/asm/section-union.err/
ERROR: section-union.asm(37): Section "test" already declared as union ERROR: section-union.asm(37): Section "test" already declared as fixed at $c000 ERROR: section-union.asm(37): Section "test" already declared as aligned to 256 bytes ERROR: section-union.asm(37): Cannot create section "test" (3 errors)