diff options
Diffstat (limited to 'test/ubsan/TestCases/Integer/negate-overflow.cpp')
| -rw-r--r-- | test/ubsan/TestCases/Integer/negate-overflow.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/test/ubsan/TestCases/Integer/negate-overflow.cpp b/test/ubsan/TestCases/Integer/negate-overflow.cpp index 72438d3fba7f..5e36b9db657f 100644 --- a/test/ubsan/TestCases/Integer/negate-overflow.cpp +++ b/test/ubsan/TestCases/Integer/negate-overflow.cpp @@ -1,10 +1,12 @@ // RUN: %clangxx -fsanitize=signed-integer-overflow %s -o %t1 && %run %t1 2>&1 | FileCheck %s --check-prefix=CHECKS // RUN: %clangxx -fsanitize=unsigned-integer-overflow %s -o %t2 && %run %t2 2>&1 | FileCheck %s --check-prefix=CHECKU +// RUN: %clangxx -fsanitize=unsigned-integer-overflow %s -o %t2 && %env_ubsan_opts=silence_unsigned_overflow=1 %run %t2 2>&1 | FileCheck %s --check-prefix=CHECKU-SILENT --allow-empty int main() { // CHECKS-NOT: runtime error - // CHECKU: negate-overflow.cpp:[[@LINE+2]]:3: runtime error: negation of 2147483648 cannot be represented in type 'unsigned int' + // CHECKU: negate-overflow.cpp:[[@LINE+3]]:3: runtime error: negation of 2147483648 cannot be represented in type 'unsigned int' // CHECKU-NOT: cast to an unsigned + // CHECKU-SILENT-NOT: runtime error -unsigned(-0x7fffffff - 1); // ok // CHECKS: negate-overflow.cpp:[[@LINE+2]]:3: runtime error: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself // CHECKU-NOT: runtime error |