1 /* PR rtl-optimization/27671.
2 The combiner used to simplify "a ^ b == a" to "a" via
3 simplify_relational_operation_1 in simplify-rtx.c. */
5 /* { dg-options "-O1" } */
6 /* { dg-options "-O1 -march=pentium4" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
8 extern void abort (void) __attribute__ ((noreturn));
9 extern void exit (int) __attribute__ ((noreturn));
11 static void __attribute__ ((noinline))