llvmGen: Set alignment for objects of the data section

Fixes #24163.

compiler/GHC/CmmToLlvm/Data.hs

@@ -89,6 +89,8 @@ genLlvmData (sec, CmmStaticsRaw lbl xs) = do
         align          = case sec of
                             Section CString _ -> if (platformArch platform == ArchS390X)
                                                     then Just 2 else Just 1
+                            Section Data _ | platformArch platform == ArchS390X
+                                              -> Just 8
                             _                 -> Nothing
         const          = if sectionProtection sec == ReadOnlySection
                             then Constant else Global