sdcc/support/regression/tests/gcc-torture-execute-pr16790-1.c

   1 /*
   2    pr16790-1.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 /* PR middle-end/16790.  */
  12
  13 extern void abort ();
  14
  15 static void test1(unsigned int u1)
  16 {
  17   unsigned int y_final_1;
  18   signed short y_middle;
  19   unsigned int y_final_2;
  20
  21   y_final_1 = (unsigned int)( (signed short)(u1 * 2) * 3 );
  22   y_middle  =                 (signed short)(u1 * 2);
  23   y_final_2 = (unsigned int)( y_middle * 3 );
  24
  25   if (y_final_1 != y_final_2)
  26     ASSERT (0);
  27 }
  28
  29
  30 static void test2(unsigned int u1)
  31 {
  32   unsigned int y_final_1;
  33   signed short y_middle;
  34   unsigned int y_final_2;
  35
  36   y_final_1 = (unsigned int)( (signed short)(u1 << 1) * 3 );
  37   y_middle  =                 (signed short)(u1 << 1);
  38   y_final_2 = (unsigned int)( y_middle * 3 );
  39
  40   if (y_final_1 != y_final_2)
  41     ASSERT (0);
  42 }
  43
  44
  45 void
  46 testTortureExecute (void)
  47 {
  48   test1(0x4000U);
  49   test2(0x4000U);
  50   return;
  51 }
  52