[PATCH] D54590: [compiler-rt][UBSan] Sanitization for alignment assumptions.

Nico Weber via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Feb 5 08:30:47 PST 2019 

thakis added a comment.
Herald added a project: LLVM.

The test seems to flakily fail sometimes:

https://logs.chromium.org/logs/chromium/bb/tryserver.chromium.win/win_upload_clang/478/+/recipes/steps/package_clang/0/stdout

  Testing: 0 .. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90
  FAIL: UBSan-Standalone-x86_64 :: TestCases/Pointer/alignment-assumption-attribute-assume_aligned-on-function.cpp (44397 of 46501)
  ******************** TEST 'UBSan-Standalone-x86_64 :: TestCases/Pointer/alignment-assumption-attribute-assume_aligned-on-function.cpp' FAILED ********************
  Script:
  --
  : 'RUN: at line 1';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c   -fsanitize=alignment -O0 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 2';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c   -fsanitize=alignment -O1 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 3';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c   -fsanitize=alignment -O2 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 4';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c   -fsanitize=alignment -O3 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 6';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c++ -fsanitize=alignment -O0 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 7';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c++ -fsanitize=alignment -O1 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 8';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c++ -fsanitize=alignment -O2 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  : 'RUN: at line 9';      C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe       -x c++ -fsanitize=alignment -O3 C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp -o C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp &&  C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp 2>&1 | FileCheck C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
  --
  Exit Code: 1104
  
  Command Output (stdout):
  --
  $ ":" "RUN: at line 1"
  $ "C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe" "-x" "c" "-fsanitize=alignment" "-O0" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "-o" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  # command output:
     Creating library C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.lib and object C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.exp
  
  $ "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  $ "FileCheck" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "--implicit-check-not= assumption " "--implicit-check-not=note:" "--implicit-check-not=error:"
  $ ":" "RUN: at line 2"
  $ "C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe" "-x" "c" "-fsanitize=alignment" "-O1" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "-o" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  # command output:
     Creating library C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.lib and object C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.exp
  
  $ "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  $ "FileCheck" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "--implicit-check-not= assumption " "--implicit-check-not=note:" "--implicit-check-not=error:"
  $ ":" "RUN: at line 3"
  $ "C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe" "-x" "c" "-fsanitize=alignment" "-O2" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "-o" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  # command output:
     Creating library C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.lib and object C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.exp
  
  $ "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  $ "FileCheck" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "--implicit-check-not= assumption " "--implicit-check-not=note:" "--implicit-check-not=error:"
  $ ":" "RUN: at line 4"
  $ "C:/b/rr/tmpeazzxh/w/src/third_party/llvm-build/Release+Asserts/./bin/clang.exe" "-x" "c" "-fsanitize=alignment" "-O3" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm\projects\compiler-rt\test\ubsan\TestCases\Pointer\alignment-assumption-attribute-assume_aligned-on-function.cpp" "-o" "C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp"
  # command output:
  LINK : fatal error LNK1104: cannot open file 'C:\b\rr\tmpeazzxh\w\src\third_party\llvm-build\Release+Asserts\projects\compiler-rt\test\ubsan\Standalone-x86_64\TestCases\Pointer\Output\alignment-assumption-attribute-assume_aligned-on-function.cpp.tmp'
  
  # command stderr:
  clang: error: linker command failed with exit code 1104 (use -v to see invocation)
  
  error: command failed with exit status: 1104


Repository:
  rL LLVM

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