[llvm] [CodeGen] Migrate report_fatal_error from CodeGen headers (PR #203656)

[Matt Arsenault via llvm-commits]

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@@ -1,6 +1,6 @@
 # REQUIRES: asserts
 # RUN: not --crash llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=branch-folder -filetype=null %s 2>&1 | FileCheck %s --check-prefixes=LEGACY-CHECK,CHECK
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arsenm wrote:

This one should also need to lose --crash?

https://github.com/llvm/llvm-project/pull/203656