[clang] [flang] [llvm] [mlir] [LLVM-Flang] Add support for -fdebug-info-for-profiling option (PR #188022)

[Tarun Prabhu via cfe-commits]

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tarunprabhu wrote:

It would be good to add a test that checks that for the default behavior i.e. when neither `-fdebug-info-for-profiling`, nor `-fno-debug-info-for-profiling` is passed.

It would also be good to add a test for `-fdebug-info-for-profiling -fno-debug-info-for-profiling`.

https://github.com/llvm/llvm-project/pull/188022