https://llvm.org/bugs/show_bug.cgi?id=28197
Bug ID: 28197
Summary: lld-link can't handle `#pragma comment(linker,
"/SECTION:.hook,RWS")`
Product: lld
Version: unspecified
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: All Bugs
Assignee: unassignedb...@nondot.org
Reporter: nicolaswe...@gmx.de
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
Chromium added this code in a file [1]:
#pragma data_seg(".hook")
HHOOK hook = NULL;
bool hook_called = false;
#pragma data_seg()
#pragma comment(linker, "/SECTION:.hook,RWS")
lld-link doesn't like it:
FAILED: sbox_integration_test_hook_dll.dll
sbox_integration_test_hook_dll.dll.lib sbox_integration_test_hook_dll.dll.pdb
C:\b\depot_tools\python276_bin\python.exe gyp-win-tool link-with-manifests
environment.x86 True sbox_integration_test_hook_dll.dll
"C:\b\depot_tools\python276_bin\python.exe gyp-win-tool link-wrapper
environment.x86 False ..\..\third_party/llvm-build/Release+Asserts/bin/lld-link
/nologo /IMPLIB:sbox_integration_test_hook_dll.dll.lib /DLL
/OUT:sbox_integration_test_hook_dll.dll
@sbox_integration_test_hook_dll.dll.rsp" 2 mt.exe rc.exe
"obj\sandbox\sbox_integration_test_hook_dll.sbox_integration_test_hook_dll.dll.intermediate.manifest"
obj\sandbox\sbox_integration_test_hook_dll.sbox_integration_test_hook_dll.dll.generated.manifest
/SECTION: is not allowed in .drectve
1:
https://cs.chromium.org/chromium/src/sandbox/win/tests/integration_tests/hooking_dll.cc?rcl=0&l=24
As a result, all chromium lld-link bots are currently red.
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