[flang-commits] [clang] [flang] [flang] Do not hardcode "flang" in the driver (PR #200438)

[Kelvin Li via flang-commits]

kkwli wrote:

 @kiranchandramohan @tarunprabhu 
I update the patch to handle the case that the clang driver specifies the flang mode (ie `clang --driver-mode=flang`). Actually, I am not sure what the use case could be. Please review. Thanks.

https://github.com/llvm/llvm-project/pull/200438