Skip to content

[CMake] remove -fno-lifetime-dse from CAS #20292

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Oct 7, 2025
+8 −0
Merged

[CMake] remove -fno-lifetime-dse from CAS #20292

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 8 additions & 0 deletions llvm/lib/CAS/CMakeLists.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,3 +1,11 @@

if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# We append -fno-lifetime-dse in HandleLLVMOptions.cmake
# append("-fno-lifetime-dse" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
# But it is causing link failure with llvm::StdThreadPool::asyncEnqueue
string(REPLACE "-fno-lifetime-dse" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
endif ()

add_llvm_component_library(LLVMCAS
ActionCache.cpp
ActionCaches.cpp
Expand Down