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clang-p2996/compiler-rt/test/fuzzer/fuzzer-implicit-integer-truncation.test
Roman Lebedev eb4a9bc343 [compiler-rt][ubsan] Implicit Conversion Sanitizer - integer truncation - compiler-rt part
Summary:
This is a compiler-rt part.
The clang part is D48958.

See [[ https://bugs.llvm.org/show_bug.cgi?id=21530 | PR21530 ]], https://github.com/google/sanitizers/issues/940.

Reviewers: #sanitizers, samsonov, vsk, rsmith, pcc, eugenis, kcc, filcab

Reviewed By: #sanitizers, vsk, filcab

Subscribers: llvm-commits, eugenis, filcab, kubamracek, dberris, #sanitizers, regehr

Tags: #sanitizers

Differential Revision: https://reviews.llvm.org/D48959

llvm-svn: 338287
2018-07-30 18:58:30 +00:00

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RUN: rm -f %t-ImplicitIntegerTruncationTest-Ubsan
RUN: %cpp_compiler -fsanitize=implicit-integer-truncation -fno-sanitize-recover=all %S/ImplicitIntegerTruncationTest.cpp -o %t-ImplicitIntegerTruncationTest-Ubsan
RUN: not %run %t-ImplicitIntegerTruncationTest-Ubsan 2>&1 | FileCheck %s
CHECK: runtime error: implicit conversion from type 'int' of value 256 (32-bit, signed) to type 'unsigned char' changed the value to 0 (8-bit, unsigned)
CHECK: Test unit written to ./crash-