test/tools/llvm-cov/Inputs/test.cpp

   1 #include "test.h"
   2 #include <cstdlib>
   3
   4 bool on = false;
   5 int len = 42;
   6 double grid[10][10] = {0};
   7 const char * hello = "world";
   8 const char * world = "hello";
   9
  10 void A::B() {}
  11
  12 void useless() {}
  13
  14 double more_useless() {
  15   return 0;
  16 }
  17
  18 int foo() {
  19   on = true;
  20   return 3;
  21 }
  22
  23 int bar() {
  24   len--;
  25   return foo() + 45;
  26 }
  27
  28 void assign(int ii, int jj) {
  29   grid[ii][jj] = (ii+1) * (jj+1);
  30 }
  31
  32 void initialize_grid() {
  33   for (int ii = 0; ii < 2; ii++)
  34     for (int jj = 0; jj < 2; jj++)
  35       assign(ii, jj);
  36 }
  37
  38 int main() {
  39   initialize_grid();
  40
  41   int a = 2;
  42   on = rand() % 2;
  43   if (on) {
  44     foo();
  45     ++a;
  46   } else {
  47     bar();
  48     a += rand();
  49   }
  50
  51   for (int ii = 0; ii < 10; ++ii) {
  52     switch (rand() % 5) {
  53       case 0:
  54         a += rand();
  55         break;
  56       case 1:
  57       case 2:
  58         a += rand() / rand();
  59         break;
  60       case 3:
  61         a -= rand();
  62         break;
  63       default:
  64         a = -1;
  65     }
  66   }
  67
  68   A thing;
  69   for (uint64_t ii = 0; ii < 4294967296; ++ii)
  70     thing.B();
  71
  72   return a + 8 + grid[2][3] + len;
  73   return more_useless();
  74 }