// RUN: %clang_cc1 -triple x86_64-apple-darwin -fsyntax-only -Wtautological-constant-out-of-range-compare -verify %s // rdar://12202422 int value(void); int main() { int a = value(); if (a == 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (a != 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always true}} return 0; if (a < 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always true}} return 0; if (a <= 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always true}} return 0; if (a > 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (a >= 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (0x1234567812345678L == a) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (0x1234567812345678L != a) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always true}} return 0; if (0x1234567812345678L < a) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (0x1234567812345678L <= a) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (0x1234567812345678L > a) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always true}} return 0; if (0x1234567812345678L >= a) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always true}} return 0; if (a == 0x1234567812345678LL) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'int' is always false}} return 0; if (a == -0x1234567812345678L) // expected-warning {{comparison of constant -1311768465173141112 with expression of type 'int' is always false}} return 0; if (a < -0x1234567812345678L) // expected-warning {{comparison of constant -1311768465173141112 with expression of type 'int' is always false}} return 0; if (a > -0x1234567812345678L) // expected-warning {{comparison of constant -1311768465173141112 with expression of type 'int' is always true}} return 0; if (a <= -0x1234567812345678L) // expected-warning {{comparison of constant -1311768465173141112 with expression of type 'int' is always false}} return 0; if (a >= -0x1234567812345678L) // expected-warning {{comparison of constant -1311768465173141112 with expression of type 'int' is always true}} return 0; if (a == 0x12345678L) // no warning return 1; short s = value(); if (s == 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always false}} return 0; if (s != 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always true}} return 0; if (s < 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always true}} return 0; if (s <= 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always true}} return 0; if (s > 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always false}} return 0; if (s >= 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always false}} return 0; if (0x1234567812345678L == s) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always false}} return 0; if (0x1234567812345678L != s) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always true}} return 0; if (0x1234567812345678L < s) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always false}} return 0; if (0x1234567812345678L <= s) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always false}} return 0; if (0x1234567812345678L > s) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always true}} return 0; if (0x1234567812345678L >= s) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'short' is always true}} return 0; long l = value(); if (l == 0x1234567812345678L) return 0; if (l != 0x1234567812345678L) return 0; if (l < 0x1234567812345678L) return 0; if (l <= 0x1234567812345678L) return 0; if (l > 0x1234567812345678L) return 0; if (l >= 0x1234567812345678L) return 0; if (0x1234567812345678L == l) return 0; if (0x1234567812345678L != l) return 0; if (0x1234567812345678L < l) return 0; if (0x1234567812345678L <= l) return 0; if (0x1234567812345678L > l) return 0; if (0x1234567812345678L >= l) return 0; unsigned un = 0; if (un == 0x0000000000000000L) return 0; if (un != 0x0000000000000000L) return 0; if (un < 0x0000000000000000L) return 0; if (un <= 0x0000000000000000L) return 0; if (un > 0x0000000000000000L) return 0; if (un >= 0x0000000000000000L) return 0; if (0x0000000000000000L == un) return 0; if (0x0000000000000000L != un) return 0; if (0x0000000000000000L < un) return 0; if (0x0000000000000000L <= un) return 0; if (0x0000000000000000L > un) return 0; if (0x0000000000000000L >= un) return 0; float fl = 0; if (fl == 0x0000000000000000L) // no warning return 0; float dl = 0; if (dl == 0x0000000000000000L) // no warning return 0; enum E { yes, no, maybe }; enum E e; if (e == 0x1234567812345678L) // expected-warning {{comparison of constant 1311768465173141112 with expression of type 'enum E' is always false}} return 0; return 1; }