YouCompleteMe/cpp/llvm/tools/clang/test/Preprocessor/overflow.c
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

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