Merge pull request swiftlang#79280 from meg-gupta/csetest

[Test] Run test on 64-bit platforms only

Author: meg-gupta

test/SILOptimizer/cse_ossa_nontrivial.sil

@@ -1,4 +1,6 @@
 // RUN: %target-sil-opt -sil-print-types -enable-sil-verify-all %s -update-borrowed-from -cse | %FileCheck %s
+// REQUIRES: PTRSIZE=64
+
 sil_stage canonical
 
 import Builtin