sdcc/support/regression/tests/bug-3795.c

   1 /* bug-3795.c
   2    Triggered an assertion in optimization in zsdcc 4.4.0.
   3    (see also https://github.com/z88dk/z88dk/issues/2635)
   4 */
   5
   6 #include <testfwk.h>
   7
   8 #include <stdint.h>
   9
  10 uint8_t IntNorms[2][4] =  { {0x1F, 0x00, 0x3E, 0x1F},
  11                             {0x9F, 0x12, 0x37, 0x10},  };
  12 float test_s;
  13
  14 void f(void)
  15 {
  16     uint8_t i = 0;
  17     int16_t value16x;
  18
  19     while(i < 2)
  20     {
  21         value16x = (int16_t)IntNorms[i][0];
  22         test_s = (float)value16x;
  23         ++i;
  24     }
  25 }
  26
  27 void testBug(void)
  28 {
  29     f();
  30     ASSERT(test_s == 0x9F);
  31 }
  32