[clang] [CIR] Add support for global linkage and visibility (PR #141973)

[Bruno Cardoso Lopes via cfe-commits]

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@@ -1021,8 +1020,7 @@ mlir::LogicalResult CIRToLLVMGlobalOpLowering::matchAndRewrite(
   const bool isConst = false;
   assert(!cir::MissingFeatures::addressSpace());
   const unsigned addrSpace = 0;
-  assert(!cir::MissingFeatures::opGlobalDSOLocal());
-  const bool isDsoLocal = true;
+  const auto isDsoLocal = op.getDsolocal();
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bcardosolopes wrote:

same

https://github.com/llvm/llvm-project/pull/141973