diff options
Diffstat (limited to 'lib/ubsan/lit_tests/TestCases/Integer/usub-overflow.cpp')
-rw-r--r-- | lib/ubsan/lit_tests/TestCases/Integer/usub-overflow.cpp | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/lib/ubsan/lit_tests/TestCases/Integer/usub-overflow.cpp b/lib/ubsan/lit_tests/TestCases/Integer/usub-overflow.cpp deleted file mode 100644 index 78f7455785833..0000000000000 --- a/lib/ubsan/lit_tests/TestCases/Integer/usub-overflow.cpp +++ /dev/null @@ -1,31 +0,0 @@ -// RUN: %clangxx -DSUB_I32 -fsanitize=unsigned-integer-overflow %s -o %t && %t 2>&1 | FileCheck %s --check-prefix=CHECK-SUB_I32 -// RUN: %clangxx -DSUB_I64 -fsanitize=unsigned-integer-overflow %s -o %t && %t 2>&1 | FileCheck %s --check-prefix=CHECK-SUB_I64 -// RUN: %clangxx -DSUB_I128 -fsanitize=unsigned-integer-overflow %s -o %t && %t 2>&1 | FileCheck %s --check-prefix=CHECK-SUB_I128 - -#include <stdint.h> -#include <stdio.h> - -int main() { - // These promote to 'int'. - (void)(uint8_t(0) - uint8_t(0x7f)); - (void)(uint16_t(0) - uint16_t(0x7fff)); - -#ifdef SUB_I32 - (void)(uint32_t(1) - uint32_t(2)); - // CHECK-SUB_I32: usub-overflow.cpp:[[@LINE-1]]:22: runtime error: unsigned integer overflow: 1 - 2 cannot be represented in type 'unsigned int' -#endif - -#ifdef SUB_I64 - (void)(uint64_t(8000000000000000000ll) - uint64_t(9000000000000000000ll)); - // CHECK-SUB_I64: 8000000000000000000 - 9000000000000000000 cannot be represented in type 'unsigned {{long( long)?}}' -#endif - -#ifdef SUB_I128 -# ifdef __SIZEOF_INT128__ - (void)((__uint128_t(1) << 126) - (__uint128_t(1) << 127)); -# else - puts("__int128 not supported\n"); -# endif - // CHECK-SUB_I128: {{0x40000000000000000000000000000000 - 0x80000000000000000000000000000000 cannot be represented in type 'unsigned __int128'|__int128 not supported}} -#endif -} |