[clang] [flang] [llvm] Add IR Profile-Guided Optimization (IR PGO) support to the Flang compiler (PR #136098)
LLVM Continuous Integration via cfe-commits
cfe-commits at lists.llvm.org
Fri May 30 08:52:25 PDT 2025
llvm-ci wrote:
LLVM Buildbot has detected a new failure on builder `llvm-nvptx64-nvidia-ubuntu` running on `as-builder-7` while building `clang,flang,llvm` at step 5 "build-unified-tree".
Full details are available at: https://lab.llvm.org/buildbot/#/builders/160/builds/18369
<details>
<summary>Here is the relevant piece of the build log for the reference</summary>
```
Step 5 (build-unified-tree) failure: build (failure)
...
In file included from /home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/tools/llvm-link/llvm-link.cpp:36:
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h: In constructor ‘llvm::FunctionImporter::ImportListsTy::ImportListsTy()’:
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h:273:33: warning: member ‘llvm::FunctionImporter::ImportListsTy::ImportIDs’ is used uninitialized [-Wuninitialized]
273 | ImportListsTy() : EmptyList(ImportIDs) {}
| ^~~~~~~~~
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h: In constructor ‘llvm::FunctionImporter::ImportListsTy::ImportListsTy(size_t)’:
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h:274:44: warning: member ‘llvm::FunctionImporter::ImportListsTy::ImportIDs’ is used uninitialized [-Wuninitialized]
274 | ImportListsTy(size_t Size) : EmptyList(ImportIDs), ListsImpl(Size) {}
| ^~~~~~~~~
45.902 [639/11/2100] Linking CXX shared library lib/libLLVMFrontendDriver.so.21.0git
FAILED: lib/libLLVMFrontendDriver.so.21.0git
: && /usr/bin/c++ -fPIC -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-maybe-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -Wl,-z,defs -Wl,-z,nodelete -fuse-ld=gold -Wl,--gc-sections -shared -Wl,-soname,libLLVMFrontendDriver.so.21.0git -o lib/libLLVMFrontendDriver.so.21.0git lib/Frontend/Driver/CMakeFiles/LLVMFrontendDriver.dir/CodeGenOptions.cpp.o -Wl,-rpath,"\$ORIGIN/../lib:/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/build/lib:" lib/libLLVMAnalysis.so.21.0git lib/libLLVMCore.so.21.0git lib/libLLVMSupport.so.21.0git -Wl,-rpath-link,/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/build/lib && :
lib/Frontend/Driver/CMakeFiles/LLVMFrontendDriver.dir/CodeGenOptions.cpp.o:CodeGenOptions.cpp:function llvm::driver::getDefaultProfileGenName[abi:cxx11]():(.text._ZN4llvm6driver24getDefaultProfileGenNameB5cxx11Ev+0x7): error: undefined reference to 'llvm::DebugInfoCorrelate'
lib/Frontend/Driver/CMakeFiles/LLVMFrontendDriver.dir/CodeGenOptions.cpp.o:CodeGenOptions.cpp:function llvm::driver::getDefaultProfileGenName[abi:cxx11]():(.text._ZN4llvm6driver24getDefaultProfileGenNameB5cxx11Ev+0x1e): error: undefined reference to 'llvm::ProfileCorrelate'
collect2: error: ld returned 1 exit status
46.104 [639/4/2107] Linking CXX shared library lib/libLLVMTransformUtils.so.21.0git
50.893 [639/2/2109] Building CXX object lib/CodeGen/AsmPrinter/CMakeFiles/LLVMAsmPrinter.dir/AsmPrinter.cpp.o
53.468 [639/1/2110] Building CXX object lib/LTO/CMakeFiles/LLVMLTO.dir/LTO.cpp.o
In file included from /home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/LTO/LTO.h:32,
from /home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/lib/LTO/LTO.cpp:13:
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h: In constructor ‘llvm::FunctionImporter::ImportListsTy::ImportListsTy()’:
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h:273:33: warning: member ‘llvm::FunctionImporter::ImportListsTy::ImportIDs’ is used uninitialized [-Wuninitialized]
273 | ImportListsTy() : EmptyList(ImportIDs) {}
| ^~~~~~~~~
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h: In constructor ‘llvm::FunctionImporter::ImportListsTy::ImportListsTy(size_t)’:
/home/buildbot/worker/as-builder-7/llvm-nvptx64-nvidia-ubuntu/llvm-project/llvm/include/llvm/Transforms/IPO/FunctionImport.h:274:44: warning: member ‘llvm::FunctionImporter::ImportListsTy::ImportIDs’ is used uninitialized [-Wuninitialized]
274 | ImportListsTy(size_t Size) : EmptyList(ImportIDs), ListsImpl(Size) {}
| ^~~~~~~~~
ninja: build stopped: subcommand failed.
```
</details>
https://github.com/llvm/llvm-project/pull/136098
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