gcc/testsuite/c-c++-common/ubsan/save-expr-4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fsanitize=shift -Wall -Werror -O" } */
   3
   4 int x;
   5
   6 int
   7 foo (int i, unsigned int u)
   8 {
   9   return (i % u) << (x / u);
  10 }
  11
  12 int
  13 bar (int i, unsigned int u)
  14 {
  15   return (((x % u) << (u / i)) >> x);
  16 }