1 /* { dg-do compile } */ 2 /* { dg-options "-O2 -fprintf-return-value -fdump-tree-optimized" } */ 3 /* { dg-final { scan-tree-dump-not "__builtin_snprintf" "optimized"} } */ 4 5 int foo(void)6foo (void) 7 { 8 int a = __builtin_snprintf (0, 0, "%s", "abcdefgh"); 9 return a; 10 } 11 12 void bar(void)13bar (void) 14 { 15 __builtin_snprintf (0, 0, "%s", "abcdefgh"); 16 } 17