modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/20080502-1.c (about) 1 /* PR target/36090 */ 2 3 extern void abort (void); 4 5 long double __attribute__ ((noinline)) foo (long double x) 6 { 7 return __builtin_signbit (x) ? 3.1415926535897932384626433832795029L : 0.0; 8 } 9 10 int 11 main (void) 12 { 13 if (foo (-1.0L) != 3.1415926535897932384626433832795029L) 14 abort (); 15 return 0; 16 }