sdcc/support/regression/tests/bug-3522.c

   1 /* bug-3522.c
   2    A bug in insertion of support function calls for multiplicative operators for _BitInt where one operand was a literal.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #include <stdint.h>
   8
   9 #if __SDCC_BITINT_MAXWIDTH >= 32 // TODO: When we can regression-test in --std-c23 mode, use the standard macro from limits.h instead!
  10 typedef _BitInt(32) data_t;
  11 #else
  12 typedef int32_t data_t; // this one worked
  13 #endif
  14
  15 data_t foo(int val) {
  16   return (data_t)val/2; // Compiler internal error on this line for _BitInt.
  17 }
  18
  19 void
  20 testBug (void)
  21 {
  22   ASSERT (foo (42) == 21);
  23 }
  24