[flang-commits] [flang] Revert "[flang]Add new intrinsic function backtrace and complete the TODO of abort" (PR #117990)

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dty2 wrote:

Sorry for the long wait. I made some changes. Please review them. Then I adopted Jean Perier's suggestion. I made some additional corrections. the new pr is #118179

https://github.com/llvm/llvm-project/pull/117990