"static int __attribute__((cold)) func(int x) { return x; }" },
{ "HAVE_ATTRIBUTE_CONST", DEFINES_FUNC, NULL, NULL,
"static int __attribute__((const)) func(int x) { return x; }" },
+ { "HAVE_ATTRIBUTE_PURE", DEFINES_FUNC, NULL, NULL,
+ "static int __attribute__((pure)) func(int x) { return x; }" },
{ "HAVE_ATTRIBUTE_MAY_ALIAS", OUTSIDE_MAIN, NULL, NULL,
"typedef short __attribute__((__may_alias__)) short_a;" },
{ "HAVE_ATTRIBUTE_NORETURN", DEFINES_FUNC, NULL, NULL,
"return ({ int x = argc; x == argc ? 0 : 1; });" },
{ "HAVE_SYS_FILIO_H", OUTSIDE_MAIN, NULL, NULL, /* Solaris needs this for FIONREAD */
"#include <sys/filio.h>\n" },
+ { "HAVE_SYS_TERMIOS_H", OUTSIDE_MAIN, NULL, NULL,
+ "#include <sys/termios.h>\n" },
{ "HAVE_TYPEOF", INSIDE_MAIN, NULL, NULL,
"__typeof__(argc) i; i = argc; return i == argc ? 0 : 1;" },
{ "HAVE_UTIME", DEFINES_FUNC, NULL, NULL,