diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c
index 12acf24c553..2152f9e5876 100644
--- a/gcc/ipa-cp.c
+++ b/gcc/ipa-cp.c
@@ -3448,7 +3448,7 @@ static long
 get_max_overall_size (cgraph_node *node)
 {
   long max_new_size = orig_overall_size;
-  long large_unit = opt_for_fn (node->decl, param_large_unit_insns);
+  long large_unit = opt_for_fn (node->decl, param_ipa_cp_large_unit_insns);
   if (max_new_size < large_unit)
     max_new_size = large_unit;
   int unit_growth = opt_for_fn (node->decl, param_ipa_cp_unit_growth);
diff --git a/gcc/params.opt b/gcc/params.opt
index c0b94bbb96c..6f308a10da0 100644
--- a/gcc/params.opt
+++ b/gcc/params.opt
@@ -214,6 +214,10 @@ Percentage penalty functions containing a single call to another function will r
 Common Joined UInteger Var(param_ipa_cp_unit_growth) Init(10) Param Optimization
 How much can given compilation unit grow because of the interprocedural constant propagation (in percent).
 
+-param=ipa-cp-large-unit-insns=
+Common Joined UInteger Var(param_ipa_cp_large_unit_insns) Optimization Init(16000) Param
+The size of translation unit that IPA-CP pass considers large.
+
 -param=ipa-cp-value-list-size=
 Common Joined UInteger Var(param_ipa_cp_value_list_size) Init(8) Param Optimization
 Maximum size of a list of values associated with each parameter for interprocedural constant propagation.