Rollup merge of #128820 - LYF1999:yf/dev, r=nikic

fix: get llvm type of global val

using `LLVMTypeOf` on a global var always return ptr. so create a new function to access the value type of a global

compiler/rustc_codegen_llvm/src/consts.rs

@@ -390,7 +390,7 @@ impl<'ll> CodegenCx<'ll, '_> {
             let val_llty = self.val_ty(v);
 
             let g = self.get_static_inner(def_id, val_llty);
-            let llty = self.val_ty(g);
+            let llty = llvm::LLVMGlobalGetValueType(g);
 
             let g = if val_llty == llty {
                 g