gcc/testsuite/gcc.target/arm/pr46788.c

   1 /* { dg-options "-mthumb -O2" }  */
   2 /* { dg-require-effective-target arm_thumb2_ok } */
   3 /* { dg-final { scan-assembler-not "-32768" } } */
   4
   5 typedef union
   6 {
   7   unsigned long int u_32_value;
   8   struct
   9   {
  10     unsigned short int u_16_value_0;
  11     unsigned short int u_16_value_1;
  12   } u_16_values;
  13 } my_union;
  14
  15
  16 unsigned long int Test(const unsigned short int wXe)
  17 {
  18   my_union dwCalcVal;
  19
  20   dwCalcVal.u_16_values.u_16_value_0=wXe;
  21   dwCalcVal.u_16_values.u_16_value_1=0x8000u;
  22
  23   dwCalcVal.u_32_value /=3;
  24
  25   return (dwCalcVal.u_32_value);
  26 }