用于进行gcc测试

				/* Test for restrict: in C99 only.  */				/* Origin: Joseph Myers  */				/* { dg-do compile } */				/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */								char *restrict foo;								/* The following are constraint violations and should be rejected.  */								int restrict bar; /* { dg-bogus "warning" "warning in place of error" } */				/* { dg-error "restrict" "restrict constraint violation" { target *-*-* } 10 } */								typedef void (*fp) (void);								fp restrict baz; /* { dg-bogus "warning" "warning in place of error" } */				/* { dg-error "restrict" "restrict constraint violation" { target *-*-* } 15 } */								void quux (int restrict a[3]); /* { dg-bogus "warning" "warning in place of error" } */				/* { dg-error "restrict" "restrict constraint violation" { target *-*-* } 18 } */