ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/359] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/359] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/359] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[4/359] CXX obj/llvm/lib/Transforms/IPO/IPO.MergeFunctions.o
FAILED: obj/llvm/lib/Transforms/IPO/IPO.MergeFunctions.o 
../../../chrome/src/third_party/llvm-build/Release+Asserts/bin/clang++ -MMD -MF obj/llvm/lib/Transforms/IPO/IPO.MergeFunctions.o.d -o obj/llvm/lib/Transforms/IPO/IPO.MergeFunctions.o -c ../../llvm/lib/Transforms/IPO/MergeFunctions.cpp  -I../../llvm/include -Igen/llvm/include -Igen/llvm/include/llvm/Analysis -I. -Igen/llvm/include/llvm/Frontend/OpenMP -Igen/llvm/include/llvm/IR -O3 -fdiagnostics-color -Wall -Wextra -Wno-unused-parameter -Wdelete-non-virtual-dtor -Wstring-conversion -no-canonical-prefixes -Werror=date-time -fdebug-compilation-dir=. --sysroot=../../sysroot -Wpoison-system-directories -fPIC -Wcovered-switch-default -std=c++17 -fvisibility-inlines-hidden -fno-exceptions -fno-rtti
../../llvm/lib/Transforms/IPO/MergeFunctions.cpp:737:27: error: no member named 'ProfileCount' in 'llvm::Function'
  737 |   std::optional<Function::ProfileCount> GEC = G->getEntryCount();
      |                 ~~~~~~~~~~^
../../llvm/lib/Transforms/IPO/MergeFunctions.cpp:883:58: error: no member named 'ProfileCount' in 'llvm::Function'
  883 |                                  std::optional<Function::ProfileCount> FC,
      |                                                ~~~~~~~~~~^
../../llvm/lib/Transforms/IPO/MergeFunctions.cpp:884:58: error: no member named 'ProfileCount' in 'llvm::Function'
  884 |                                  std::optional<Function::ProfileCount> GC) {
      |                                                ~~~~~~~~~~^
../../llvm/lib/Transforms/IPO/MergeFunctions.cpp:895:27: error: no member named 'ProfileCount' in 'llvm::Function'
  895 |   std::optional<Function::ProfileCount> FEC = F->getEntryCount();
      |                 ~~~~~~~~~~^
../../llvm/lib/Transforms/IPO/MergeFunctions.cpp:896:27: error: no member named 'ProfileCount' in 'llvm::Function'
  896 |   std::optional<Function::ProfileCount> GEC = G->getEntryCount();
      |                 ~~~~~~~~~~^
5 errors generated.
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.