devirt.cc


#include "shared.h"

class base
{
public:
  virtual void meth () = 0;
};

class subclass : public base
{
public:
  void meth () {}
};

static void test (base *ptr)
{
  //subclass obj;
  for (int i = 0; i < 10000; i++)
    ptr->meth ();
              ^folding virtual function call to virtual void subclass::meth()
              
  //obj.meth ();
}

void devirt_cc_body ()
{
  subclass obj;
  test (&obj);
       ^inlining void test(base*) into void devirt_cc_body()
       
       ^Inlining void test(base*)/1 to void devirt_cc_body()/8 with frequency 1.00
       
}

Line	Pass	Source	Function / Inlining Chain
1		#include "shared.h"
2
3		class base
4		{
5		public:
6		virtual void meth () = 0;
7		};
8
9		class subclass : public base
10		{
11		public:
12		void meth () {}
13		};
14
15		static void test (base *ptr)
16		{
17		//subclass obj;
18		for (int i = 0; i < 10000; i++)
19		ptr->meth ();
	einline	^folding virtual function call to virtual void subclass::meth()	`void test(base*)` inlined from `void devirt_cc_body()` at devirt.cc:26:8
20		//obj.meth ();
21		}
22
23		void devirt_cc_body ()
24		{
25		subclass obj;
26		test (&obj);
	einline	^inlining void test(base*) into void devirt_cc_body()	`void devirt_cc_body()`
	einline	^Inlining void test(base*)/1 to void devirt_cc_body()/8 with frequency 1.00	`void devirt_cc_body()`
27		}