gcc/testsuite/gcc.dg/ipa/propmalloc-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-ipa-pure-const-details" } */
   3
   4 __attribute__((noinline, used, no_icf))
   5 static void *foo (__SIZE_TYPE__ n)
   6 {
   7   return __builtin_malloc (n * 10);
   8 }
   9
  10 __attribute__((noinline, used, no_icf))
  11 static void *bar(__SIZE_TYPE__ n, int cond)
  12 {
  13   void *p;
  14   if (cond)
  15     p = foo (n);
  16   else
  17     p = __builtin_malloc (n);
  18
  19   return p;
  20 }
  21
  22 /* { dg-final { scan-ipa-dump "Function foo found to be malloc" "pure-const" } } */
  23 /* { dg-final { scan-ipa-dump "Function bar found to be malloc" "pure-const" } } */