gcc/testsuite/gcc.dg/tree-ssa/pr27236.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" } */
   3
   4 static inline int inline_read(volatile int *mem)
   5 {
   6         return *mem;
   7 }
   8 int foo_read(volatile int *mem)
   9 {
  10         return inline_read(mem);
  11 }
  12 unsigned int foo(volatile int *mem)
  13 {
  14         foo_read(mem);
  15         return foo_read(mem);
  16 }
  17
  18 /* { dg-final { scan-tree-dump-times "foo_read" 5 "optimized" } } */
  19 /* { dg-final { cleanup-tree-dump "optimized" } } */