ref: 9028fb53910cf3dc1611dcfdc6047fdb387b775f
dir: /test/link/section-union/bank-conflict.out/
error: Section "conflicting banks" is defined with conflicting banks 4 and 1 --- ERROR: <stdin>(14): Section "conflicting banks" already declared with different bank 4 FATAL: <stdin>(14): Cannot create section "conflicting banks" (1 errors)