[flang] [llvm] [Flang][OpenMP][Runtime] Minor Flang runtime for OpenMP AMDGPU (PR #152631)

[Slava Zakharin via llvm-commits]

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@@ -63,6 +73,24 @@
 #define STD_TOUPPER_UNSUPPORTED 1
 #endif
 
+#if defined(OMP_OFFLOAD_BUILD) || defined(OMP_NOHOST_BUILD)
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vzakhari wrote:

Is it possible to add this only for the particular OpenMP compiler you are using currently?  I think some other OpenMP compilers may support some of these STD methods, so I would prefer not to disable them all for all compilers that may be used for out-of-tree flang-rt builds.

https://github.com/llvm/llvm-project/pull/152631