forked from OSchip/llvm-project
26 lines
582 B
C
26 lines
582 B
C
// RUN: %clang_cc1 -Eonly %s -verify -triple i686-pc-linux-gnu
|
|
|
|
// Multiply signed overflow
|
|
#if 0x7FFFFFFFFFFFFFFF*2 // expected-warning {{overflow}}
|
|
#endif
|
|
|
|
// Multiply unsigned overflow
|
|
#if 0xFFFFFFFFFFFFFFFF*2
|
|
#endif
|
|
|
|
// Add signed overflow
|
|
#if 0x7FFFFFFFFFFFFFFF+1 // expected-warning {{overflow}}
|
|
#endif
|
|
|
|
// Add unsigned overflow
|
|
#if 0xFFFFFFFFFFFFFFFF+1
|
|
#endif
|
|
|
|
// Subtract signed overflow
|
|
#if 0x7FFFFFFFFFFFFFFF- -1 // expected-warning {{overflow}}
|
|
#endif
|
|
|
|
// Subtract unsigned overflow
|
|
#if 0xFFFFFFFFFFFFFFFF- -1 // expected-warning {{converted from negative value}}
|
|
#endif
|