gcc/testsuite/g++.dg/gcov/gcov-5.C

   1 /* Check that execution counts for template functions
   2    are reported correctly by gcov. */
   3
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6
   7 /* { dg-options "-fprofile-arcs -ftest-coverage -fno-inline" } */
   8 /* { dg-do run { target native } } */
   9
  10 class A {
  11   int count;
  12  public:
  13   A(int c) { count = c; }
  14   void func(void) { printf("func\n"); }
  15   bool done(void) {
  16     return (count == 0) ? true : (count-- != 0);
  17   }
  18   void run(void) { abort(); }
  19 };
  20
  21 //typedef A T;
  22 template<class T>
  23 void WithoutBrace(T *a) {
  24   while (!a->done())
  25     a->run();           /* count(#####) */
  26 }                       /* count(1) */
  27
  28 template<class T>
  29 void WithBrace(T *a)
  30 {
  31   while (!a->done())
  32     {
  33       a->run();         /* count(#####) */
  34     }
  35 }                       /* count(1) */
  36
  37 A *func(A *a)
  38 {
  39   WithoutBrace(a);
  40   WithBrace(a);
  41   return a;
  42 }
  43
  44 int main() {
  45   A a(0);
  46   func(&a);
  47   return 0;
  48 }
  49
  50 /* { dg-final { run-gcov gcov-5.C } } */