[clang] [flang] [flang] Expose -m32 and -m64 options (PR #132409)

[Kiran Chandramohan via cfe-commits]

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@@ -4671,14 +4671,14 @@ def EB : Flag<["-"], "EB">, Alias<mbig_endian>;
 def m16 : Flag<["-"], "m16">, Group<m_Group>, Flags<[NoXarchOption]>,
   Visibility<[ClangOption, CLOption, DXCOption]>;
 def m32 : Flag<["-"], "m32">, Group<m_Group>, Flags<[NoXarchOption]>,
-  Visibility<[ClangOption, CLOption, DXCOption]>;
+  Visibility<[ClangOption, CLOption, DXCOption, FlangOption]>;
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kiranchandramohan wrote:

Given that the compiler does not support 32 bit targets, Is it safe to make this option available?

https://github.com/llvm/llvm-project/pull/132409