sccopy: remove unused data member [PR113069]

	PR tree-optimization/113069

gcc/ChangeLog:

	* gimple-ssa-sccopy.cc (scc_discovery): Remove unused member.

diff --git a/gcc/gimple-ssa-sccopy.cc b/gcc/gimple-ssa-sccopy.cc
index 19a656e282220c8debbcfa38531433288d403807..4e561064f79e8004a1f42d491aaf2c2b682989b1 100644 (file)
--- a/gcc/gimple-ssa-sccopy.cc
+++ b/gcc/gimple-ssa-sccopy.cc
@@ -140,7 +140,6 @@ public:
   auto_vec<vec<gimple *>> compute_sccs (vec<gimple *> &stmts);
 
 private:
-  unsigned curr_generation = 0;
   vertex* vertices; /* Indexed by SSA_NAME_VERSION.  */
   auto_vec<unsigned> worklist; /* DFS stack.  */
   auto_vec<unsigned> stack; /* Tarjan stack.  */