[all-commits] [llvm/llvm-project] 61152a: Revert "[llvm-readobj/elf] - Refine the code for b...

Thu Aug 20 04:05:27 PDT 2020

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 61152a71a147554477a9b097fba420d0d93bea4a
      https://github.com/llvm/llvm-project/commit/61152a71a147554477a9b097fba420d0d93bea4a
  Author: Georgii Rymar <grimar at accesssoftek.com>
  Date:   2020-08-20 (Thu, 20 Aug 2020)

  Changed paths:
    M llvm/test/tools/llvm-readobj/ELF/malformed-pt-dynamic.test
    M llvm/tools/llvm-readobj/ELFDumper.cpp

  Log Message:
  -----------
  Revert "[llvm-readobj/elf] - Refine the code for broken PT_DYNAMIC segment diagnostic."

This reverts commit 455d5a8a065b4b93df11d1696dc1546c403465a5.

It broke UBSan:
http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-bootstrap-ubsan/builds/21386/steps/check-llvm%20ubsan/logs/stdio

/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm-project/llvm/test/tools/llvm-readobj/ELF/malformed-pt-dynamic.test:62:10: error: WARN3: expected string not found in input
# WARN3: error: '[[FILE]]': Invalid data was encountered while parsing the file
         ^
<stdin>:2:1: note: scanning from here
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm-project/llvm/tools/llvm-readobj/ELFDumper.cpp:1956:46: runtime error: addition of unsigned offset to 0x0000020c5b30 overflowed to 0x0000020c5b2f
^
<stdin>:2:1: note: with "FILE" equal to "/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm_build_ubsan/test/tools/llvm-readobj/ELF/Output/malformed-pt-dynamic\\.test\\.tmp3"
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm-project/llvm/tools/llvm-readobj/ELFDumper.cpp:1956:46: runtime error: addition of unsigned offset to 0x0000020c5b30 overflowed to 0x0000020c5b2f
^
<stdin>:2:117: note: possible intended match here
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm-project/llvm/tools/llvm-readobj/ELFDumper.cpp:1956:46: runtime error: addition of unsigned offset to 0x0000020c5b30 overflowed to 0x0000020c5b2f
                                                                                                                    ^
Input file: <stdin>
Check file: /b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm-project/llvm/test/tools/llvm-readobj/ELF/malformed-pt-dynamic.test