sdcc/support/regression/tests/gcc-torture-execute-loop-12.c

   1 /*
   2    loop-12.c from the execute part of the gcc torture tests.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11
  12 /* Checks that pure functions are not treated as const.  */
  13
  14 const char *p;
  15
  16 static int
  17 is_end_of_statement (void)
  18 {
  19   return *p == '\n' || *p == ';' || *p == '!';
  20 }
  21
  22 void foo (void)
  23 {
  24   /* The is_end_of_statement call was moved out of the loop at one stage,
  25      resulting in an endless loop.  */
  26   while (!is_end_of_statement ())
  27     p++;
  28 }
  29
  30 void
  31 testTortureExecute (void)
  32 {
  33   p = "abc\n";
  34   foo ();
  35   return;
  36 }
  37