1*8fbe78f6SDaniel Dunbar // RUN: %clang_cc1 -Eonly %s -verify -triple i686-pc-linux-gnu 2b529b019SEli Friedman 3b529b019SEli Friedman // Multiply signed overflow 4b529b019SEli Friedman #if 0x7FFFFFFFFFFFFFFF*2 // expected-warning {{overflow}} 5b529b019SEli Friedman #endif 6b529b019SEli Friedman 7b529b019SEli Friedman // Multiply unsigned overflow 8b529b019SEli Friedman #if 0xFFFFFFFFFFFFFFFF*2 9b529b019SEli Friedman #endif 10b529b019SEli Friedman 11b529b019SEli Friedman // Add signed overflow 12b529b019SEli Friedman #if 0x7FFFFFFFFFFFFFFF+1 // expected-warning {{overflow}} 13b529b019SEli Friedman #endif 14b529b019SEli Friedman 15b529b019SEli Friedman // Add unsigned overflow 16b529b019SEli Friedman #if 0xFFFFFFFFFFFFFFFF+1 17b529b019SEli Friedman #endif 18b529b019SEli Friedman 19b529b019SEli Friedman // Subtract signed overflow 20b529b019SEli Friedman #if 0x7FFFFFFFFFFFFFFF- -1 // expected-warning {{overflow}} 21b529b019SEli Friedman #endif 22b529b019SEli Friedman 23b529b019SEli Friedman // Subtract unsigned overflow 24b529b019SEli Friedman #if 0xFFFFFFFFFFFFFFFF- -1 // expected-warning {{converted from negative value}} 25b529b019SEli Friedman #endif 26