Index: icln/gcc/testsuite/g++.dg/ipa/pr45572-1.C
===================================================================
--- /dev/null
+++ icln/gcc/testsuite/g++.dg/ipa/pr45572-1.C
@@ -0,0 +1,64 @@
+// { dg-do compile }
+// { dg-options "-finline-small-functions -findirect-inlining -finline-functions -O" }
+
+extern "C" {
+typedef long unsigned int size_t;
+typedef long int __ssize_t;
+typedef struct _IO_FILE FILE;
+typedef struct
+{
+} __mbstate_t;
+extern __inline __attribute__ ((__gnu_inline__)) int
+fgetc_unlocked (FILE *__fp)
+{
+}
+extern __inline __attribute__ ((__gnu_inline__)) int
+putc_unlocked (int __c, FILE *__stream)
+{
+}
+extern __inline __attribute__ ((__gnu_inline__)) __ssize_t
+getline (char **__lineptr, size_t *__n, FILE *__stream)
+{
+}
+extern __inline __attribute__ ((__gnu_inline__)) int
+ferror_unlocked (FILE *__stream) throw ()
+{
+}
+}
+typedef struct
+{} __mpf_struct;
+typedef __mpf_struct mpf_t[1];
+typedef const __mpf_struct *mpf_srcptr;
+typedef __mpf_struct *mpf_ptr;
+extern "C" {
+ void __gmpf_add (mpf_ptr, mpf_srcptr, mpf_srcptr);
+}
+class _knumber
+{
+ public:
+  enum NumType {SpecialType, IntegerType, FractionType, FloatType};
+  virtual NumType type(void) const = 0;
+  virtual _knumber * add(_knumber const & arg2) const = 0;
+  virtual operator long int(void) const = 0;
+};
+class _knumfloat : public _knumber
+{
+  _knumfloat(double num = 1.0)
+  ;
+  virtual NumType type(void) const ;
+  virtual _knumber * add(_knumber const & arg2) const;
+  virtual operator long int (void) const;
+    mpf_t _mpf;
+};
+_knumber *_knumfloat::add(_knumber const & arg2) const
+{
+  if (arg2.type() == SpecialType)
+    return arg2.add(*this);
+{
+    _knumfloat tmp_num(arg2);
+    return tmp_num.add(*this);
+  }
+  _knumfloat * tmp_num = new _knumfloat();
+  __gmpf_add(tmp_num->_mpf, _mpf,
+   dynamic_cast<_knumfloat const &>(arg2)._mpf);
+}
Index: icln/gcc/testsuite/g++.dg/ipa/pr45572-2.C
===================================================================
--- /dev/null
+++ icln/gcc/testsuite/g++.dg/ipa/pr45572-2.C
@@ -0,0 +1,39 @@
+// { dg-do compile }
+// { dg-options "-finline-small-functions -findirect-inlining -finline-function+
+typedef struct
+{} __mpf_struct;
+typedef __mpf_struct mpf_t[1];
+typedef const __mpf_struct *mpf_srcptr;
+typedef __mpf_struct *mpf_ptr;
+extern "C" {
+ void __gmpf_add (mpf_ptr, mpf_srcptr, mpf_srcptr);
+}
+class _knumber
+{
+ public:
+  enum NumType {SpecialType, IntegerType, FractionType, FloatType};
+  virtual NumType type(void) const = 0;
+  virtual _knumber * add(_knumber const & arg2) const = 0;
+  virtual operator long int(void) const = 0;
+};
+class _knumfloat : public _knumber
+{
+  _knumfloat(double num = 1.0)
+  ;
+  virtual NumType type(void) const ;
+  virtual _knumber * add(_knumber const & arg2) const;
+  virtual operator long int (void) const;
+    mpf_t _mpf;
+};
+_knumber *_knumfloat::add(_knumber const & arg2) const
+{
+  if (arg2.type() == SpecialType)
+    return arg2.add(*this);
+{
+    _knumfloat tmp_num(arg2);
+    return tmp_num.add(*this);
+  }
+  _knumfloat * tmp_num = new _knumfloat();
+  __gmpf_add(tmp_num->_mpf, _mpf,
+   dynamic_cast<_knumfloat const &>(arg2)._mpf);
+}
Index: icln/gcc/ipa-inline.c
===================================================================
--- icln.orig/gcc/ipa-inline.c
+++ icln/gcc/ipa-inline.c
@@ -1031,6 +1031,7 @@ add_new_edges_to_heap (fibheap_t heap, V
 
       gcc_assert (!edge->aux);
       if (edge->callee->local.inlinable
+	  && edge->inline_failed
 	  && cgraph_default_inline_p (edge->callee, &edge->inline_failed))
         edge->aux = fibheap_insert (heap, cgraph_edge_badness (edge, false), edge);
     }
Index: icln/gcc/ipa-prop.c
===================================================================
--- icln.orig/gcc/ipa-prop.c
+++ icln/gcc/ipa-prop.c
@@ -1447,7 +1447,7 @@ ipa_make_edge_direct_to_target (struct c
   callee = cgraph_node (target);
   if (!callee)
     return NULL;
-
+  ipa_check_create_node_params ();
   cgraph_make_edge_direct (ie, callee);
   if (dump_file)
     {