[llvm] Partial support for common linkage for WebAssembly (PR #151478)

[Sylvain Corlay via llvm-commits]

SylvainCorlay wrote:

> The compiler can emit a COMDAT section group instead. 

That would require changing the compilers (Flang, LFortran), which currently use common linkage.

https://github.com/llvm/llvm-project/pull/151478