ref: a67f5d6e019252b37e2f6ab0e45b500f9e5e2a28
dir: /test/link/section-union/bank-conflict.out/
error: Section "conflicting banks" is defined with conflicting banks 4 and 1
---
ERROR: <stdin>(14):
Section already declared with different bank 4
FATAL: <stdin>(14):
Cannot create section "conflicting banks" (1 error)