[swift-dev] Current master is failing on 3 tests
Nadav Rotem
nrotem at apple.com
Thu Dec 31 14:08:08 CST 2015
Yes, I introduced the failing tests (and the bug) a few hours ago. Sorry. It looks like the bug is in the call to APInt::divrem() with mismatch bitwidth APInts. I am currently away from my computer. Feel free to comment out the tests and I'll fix the problem in a few hours.
Sent from my iPhone
> On Dec 31, 2015, at 11:34, Dmitri Gribenko <gribozavr at gmail.com> wrote:
>
> +Nadav who committed these tests in 25832d39b22eb30370e7f1dc855e4919590f528f.
>
> On Thu, Dec 31, 2015 at 8:51 PM, Kevin Ballard via swift-dev
> <swift-dev at swift.org> wrote:
>> Running tests on current master fails on 3 tests every time. I already checked to make sure I'm fully up-to-date. They reproduce with just `build-script -t`.
>>
>> FAIL: Swift-Unit :: Basic/SwiftBasicTests/Compression.FlatEncoding (2266 of 2451)
>> ******************** TEST 'Swift-Unit :: Basic/SwiftBasicTests/Compression.FlatEncoding' FAILED ********************
>> Note: Google Test filter = Compression.FlatEncoding
>> [==========] Running 1 test from 1 test case.
>> [----------] Global test environment set-up.
>> [----------] 1 test from Compression
>> [ RUN ] Compression.FlatEncoding
>> Assertion failed: (LHS.BitWidth == RHS.BitWidth && "Bit widths must be the same"), function udivrem, file /Users/kevin/Dev/Swift/Apple/llvm/lib/Support/APInt.cpp, line 1937.
>> 0 SwiftBasicTests 0x000000010648094b llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 43
>> 1 SwiftBasicTests 0x000000010647fba6 llvm::sys::RunSignalHandlers() + 70
>> 2 SwiftBasicTests 0x000000010648116f SignalHandler(int) + 575
>> 3 libsystem_platform.dylib 0x00007fff97a9feaa _sigtramp + 26
>> 4 libsystem_platform.dylib 000000000000000000 _sigtramp + 1750466928
>> 5 SwiftBasicTests 0x0000000106480e86 abort + 22
>> 6 SwiftBasicTests 0x0000000106480e61 __assert_rtn + 81
>> 7 SwiftBasicTests 0x000000010643e9f8 llvm::APInt::udivrem(llvm::APInt const&, llvm::APInt const&, llvm::APInt&, llvm::APInt&) + 2504
>> 8 SwiftBasicTests 0x00000001065308e6 DecodeFixedWidth(llvm::APInt&) + 230
>> 9 SwiftBasicTests 0x0000000106530795 swift::Compress::DecodeStringFromNumber(llvm::APInt const&, swift::Compress::EncodingKind) + 341
>> 10 SwiftBasicTests 0x00000001063b77d7 Compression_FlatEncoding_Test::TestBody() + 167
>> 11 SwiftBasicTests 0x0000000106415291 testing::Test::Run() + 801
>> 12 SwiftBasicTests 0x0000000106416ac0 testing::TestInfo::Run() + 848
>> 13 SwiftBasicTests 0x00000001064171e3 testing::TestCase::Run() + 483
>> 14 SwiftBasicTests 0x0000000106420029 testing::internal::UnitTestImpl::RunAllTests() + 1353
>> 15 SwiftBasicTests 0x000000010641faca testing::UnitTest::Run() + 106
>> 16 SwiftBasicTests 0x0000000106436bc6 main + 70
>> 17 libdyld.dylib 0x00007fff8ad685ad start + 1
>> 18 libdyld.dylib 0x0000000000000002 start + 1965652566
>>
>> ********************
>> FAIL: Swift-Unit :: Basic/SwiftBasicTests/Compression.FullCompression (2267 of 2451)
>> ******************** TEST 'Swift-Unit :: Basic/SwiftBasicTests/Compression.FullCompression' FAILED ********************
>> Note: Google Test filter = Compression.FullCompression
>> [==========] Running 1 test from 1 test case.
>> [----------] Global test environment set-up.
>> [----------] 1 test from Compression
>> [ RUN ] Compression.FullCompression
>> Assertion failed: (LHS.BitWidth == RHS.BitWidth && "Bit widths must be the same"), function udivrem, file /Users/kevin/Dev/Swift/Apple/llvm/lib/Support/APInt.cpp, line 1937.
>> 0 SwiftBasicTests 0x000000010296394b llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 43
>> 1 SwiftBasicTests 0x0000000102962ba6 llvm::sys::RunSignalHandlers() + 70
>> 2 SwiftBasicTests 0x000000010296416f SignalHandler(int) + 575
>> 3 libsystem_platform.dylib 0x00007fff97a9feaa _sigtramp + 26
>> 4 libsystem_platform.dylib 0x00007fb682c0f880 _sigtramp + 3944151536
>> 5 SwiftBasicTests 0x0000000102963e86 abort + 22
>> 6 SwiftBasicTests 0x0000000102963e61 __assert_rtn + 81
>> 7 SwiftBasicTests 0x00000001029219f8 llvm::APInt::udivrem(llvm::APInt const&, llvm::APInt const&, llvm::APInt&, llvm::APInt&) + 2504
>> 8 SwiftBasicTests 0x0000000102a138e6 DecodeFixedWidth(llvm::APInt&) + 230
>> 9 SwiftBasicTests 0x0000000102a13795 swift::Compress::DecodeStringFromNumber(llvm::APInt const&, swift::Compress::EncodingKind) + 341
>> 10 SwiftBasicTests 0x0000000102a13c0e swift::Compress::CompressName(llvm::StringRef) + 686
>> 11 SwiftBasicTests 0x000000010289b69a Compression_FullCompression_Test::TestBody() + 138
>> 12 SwiftBasicTests 0x00000001028f8291 testing::Test::Run() + 801
>> 13 SwiftBasicTests 0x00000001028f9ac0 testing::TestInfo::Run() + 848
>> 14 SwiftBasicTests 0x00000001028fa1e3 testing::TestCase::Run() + 483
>> 15 SwiftBasicTests 0x0000000102903029 testing::internal::UnitTestImpl::RunAllTests() + 1353
>> 16 SwiftBasicTests 0x0000000102902aca testing::UnitTest::Run() + 106
>> 17 SwiftBasicTests 0x0000000102919bc6 main + 70
>> 18 libdyld.dylib 0x00007fff8ad685ad start + 1
>> 19 libdyld.dylib 0x0000000000000002 start + 1965652566
>>
>> ********************
>> FAIL: Swift-Unit :: Basic/SwiftBasicTests/Compression.VariableLength (2270 of 2451)
>> ******************** TEST 'Swift-Unit :: Basic/SwiftBasicTests/Compression.VariableLength' FAILED ********************
>> Note: Google Test filter = Compression.VariableLength
>> [==========] Running 1 test from 1 test case.
>> [----------] Global test environment set-up.
>> [----------] 1 test from Compression
>> [ RUN ] Compression.VariableLength
>> Assertion failed: (LHS.BitWidth == RHS.BitWidth && "Bit widths must be the same"), function udivrem, file /Users/kevin/Dev/Swift/Apple/llvm/lib/Support/APInt.cpp, line 1937.
>> 0 SwiftBasicTests 0x0000000103f2c94b llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 43
>> 1 SwiftBasicTests 0x0000000103f2bba6 llvm::sys::RunSignalHandlers() + 70
>> 2 SwiftBasicTests 0x0000000103f2d16f SignalHandler(int) + 575
>> 3 libsystem_platform.dylib 0x00007fff97a9feaa _sigtramp + 26
>> 4 libsystem_platform.dylib 0x0000ffff00001f80 _sigtramp + 1750474992
>> 5 SwiftBasicTests 0x0000000103f2ce86 abort + 22
>> 6 SwiftBasicTests 0x0000000103f2ce61 __assert_rtn + 81
>> 7 SwiftBasicTests 0x0000000103eea9f8 llvm::APInt::udivrem(llvm::APInt const&, llvm::APInt const&, llvm::APInt&, llvm::APInt&) + 2504
>> 8 SwiftBasicTests 0x0000000103fdc8e6 DecodeFixedWidth(llvm::APInt&) + 230
>> 9 SwiftBasicTests 0x0000000103fdc795 swift::Compress::DecodeStringFromNumber(llvm::APInt const&, swift::Compress::EncodingKind) + 341
>> 10 SwiftBasicTests 0x0000000103e63e44 Compression_VariableLength_Test::TestBody() + 164
>> 11 SwiftBasicTests 0x0000000103ec1291 testing::Test::Run() + 801
>> 12 SwiftBasicTests 0x0000000103ec2ac0 testing::TestInfo::Run() + 848
>> 13 SwiftBasicTests 0x0000000103ec31e3 testing::TestCase::Run() + 483
>> 14 SwiftBasicTests 0x0000000103ecc029 testing::internal::UnitTestImpl::RunAllTests() + 1353
>> 15 SwiftBasicTests 0x0000000103ecbaca testing::UnitTest::Run() + 106
>> 16 SwiftBasicTests 0x0000000103ee2bc6 main + 70
>> 17 libdyld.dylib 0x00007fff8ad685ad start + 1
>> 18 libdyld.dylib 0x0000000000000002 start + 1965652566
>>
>> ********************
>> Testing Time: 358.38s
>> ********************
>> Failing Tests (3):
>> Swift-Unit :: Basic/SwiftBasicTests/Compression.FlatEncoding
>> Swift-Unit :: Basic/SwiftBasicTests/Compression.FullCompression
>> Swift-Unit :: Basic/SwiftBasicTests/Compression.VariableLength
>>
>> Expected Passes : 2408
>> Expected Failures : 5
>> Unsupported Tests : 35
>> Unexpected Failures: 3
>> *** Failed while running tests for swift (check-swift-macosx-x86_64)
>>
>> -Kevin Ballard
>> _______________________________________________
>> swift-dev mailing list
>> swift-dev at swift.org
>> https://lists.swift.org/mailman/listinfo/swift-dev
>
>
>
> --
> main(i,j){for(i=2;;i++){for(j=2;j<i;j++){if(!(i%j)){j=0;break;}}if
> (j){printf("%d\n",i);}}} /*Dmitri Gribenko <gribozavr at gmail.com>*/
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