1*7c3d14c8STreehugger Robot // RUN: %clangxx -fsanitize=unsigned-integer-overflow %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=RECOVER
2*7c3d14c8STreehugger Robot // RUN: %clangxx -fsanitize=unsigned-integer-overflow -fno-sanitize-recover=all -fsanitize-recover=unsigned-integer-overflow %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=RECOVER
3*7c3d14c8STreehugger Robot // RUN: %clangxx -fsanitize=unsigned-integer-overflow -fno-sanitize-recover=unsigned-integer-overflow %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=ABORT
4*7c3d14c8STreehugger Robot
5*7c3d14c8STreehugger Robot #include <stdint.h>
6*7c3d14c8STreehugger Robot
main()7*7c3d14c8STreehugger Robot int main() {
8*7c3d14c8STreehugger Robot // These promote to 'int'.
9*7c3d14c8STreehugger Robot (void)(uint8_t(0xff) + uint8_t(0xff));
10*7c3d14c8STreehugger Robot (void)(uint16_t(0xf0fff) + uint16_t(0x0fff));
11*7c3d14c8STreehugger Robot // RECOVER-NOT: runtime error
12*7c3d14c8STreehugger Robot // ABORT-NOT: runtime error
13*7c3d14c8STreehugger Robot
14*7c3d14c8STreehugger Robot uint32_t k = 0x87654321;
15*7c3d14c8STreehugger Robot k += 0xedcba987;
16*7c3d14c8STreehugger Robot // RECOVER: no-recover.cpp:[[@LINE-1]]:5: runtime error: unsigned integer overflow: 2271560481 + 3989547399 cannot be represented in type 'unsigned int'
17*7c3d14c8STreehugger Robot // ABORT: no-recover.cpp:[[@LINE-2]]:5: runtime error: unsigned integer overflow: 2271560481 + 3989547399 cannot be represented in type 'unsigned int'
18*7c3d14c8STreehugger Robot
19*7c3d14c8STreehugger Robot (void)(uint64_t(10000000000000000000ull) + uint64_t(9000000000000000000ull));
20*7c3d14c8STreehugger Robot // RECOVER: 10000000000000000000 + 9000000000000000000 cannot be represented in type 'unsigned {{long( long)?}}'
21*7c3d14c8STreehugger Robot // ABORT-NOT: runtime error
22*7c3d14c8STreehugger Robot }
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