1 // RUN: %clang_cc1 %s -E -verify 2 3 #define INTMAX_MIN (-9223372036854775807LL -1) 4 5 #if (-42 + 0U) /* expected-warning {{left side of operator converted from negative value to unsigned: -42 to 18446744073709551574}} */ \ 6 / -2 /* expected-warning {{right side of operator converted from negative value to unsigned: -2 to 18446744073709551614}} */ 7 foo 8 #endif 9 10 // Shifts don't want the usual conversions: PR2279 11 #if (2 << 1U) - 30 >= 0 12 #error 13 #endif 14 15