gcc/testsuite/c-c++-common/pr56493.c

   1 /* PR c++/56493 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-gimple" } */
   4
   5 unsigned long long bar (void);
   6 int x;
   7
   8 void
   9 foo (void)
  10 {
  11   x += bar ();
  12 }
  13
  14 /* Verify we narrow the addition from unsigned long long to unsigned int type.  */
  15 /* { dg-final { scan-tree-dump "  (\[a-zA-Z._0-9$:]*) = \\(unsigned int\\) \[^;\n\r]*;.*  (\[a-zA-Z._0-9$:]*) = \\(unsigned int\\) \[^;\n\r]*;.* = \\1 \\+ \\2;" "gimple" { target { ilp32 || lp64 } } } } */