hanchenye-llvm-project/llvm/tools/yaml2obj
Seiya Nuta 4f15732067 [yaml2obj][MachO] Don't fill dummy data for virtual sections
Summary:
Currently, MachOWriter::writeSectionData writes dummy data (0xdeadbeef) to fill section data areas in the file even if the section is a virtual one. Since virtual sections don't occupy any space in the file, writing dummy data could results the  "OS.tell() - fileStart <= Sec.offset" assertion failure.

This patch fixes the bug by simply not writing any dummy data for virtual sections.

Reviewers: beanz, jhenderson, rupprecht, alexshap

Reviewed By: alexshap

Subscribers: compnerd, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D62991

llvm-svn: 363525
2019-06-17 02:07:20 +00:00
..
CMakeLists.txt [ObjectYAML] Add basic minidump generation support 2019-03-22 14:47:26 +00:00
yaml2coff.cpp [COFF] Fix .bss section size bug in obj2yaml / yaml2obj 2019-05-10 21:53:44 +00:00
yaml2elf.cpp Revert "Revert r363377: [yaml2obj] - Allow setting custom section types for implicit sections." 2019-06-14 14:25:34 +00:00
yaml2macho.cpp [yaml2obj][MachO] Don't fill dummy data for virtual sections 2019-06-17 02:07:20 +00:00
yaml2minidump.cpp [ObjectYAML] Add basic minidump generation support 2019-03-22 14:47:26 +00:00
yaml2obj.cpp [yaml2obj] - Don't crash on invalid inputs. 2019-04-25 09:59:55 +00:00
yaml2obj.h [ObjectYAML] Add basic minidump generation support 2019-03-22 14:47:26 +00:00
yaml2wasm.cpp [WebAssembly] Add more test coverage for reloctions against section symbols 2019-05-07 03:53:16 +00:00