gcc_10_changes.patch

diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
index 56981cf68964..1d2b4e227e78 100644
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -45,6 +45,11 @@ set (LLVM_INCLUDE_DOCS 0)
 set (LLVM_INCLUDE_BENCHMARKS 0)
 set (LLVM_ENABLE_ZLIB 0)
 set (LLVM_ENABLE_BINDINGS 0)
+set (LLVM_ENABLE_Z3_SOLVER 0)
+
+add_definitions(
+    -g0             # To lower object size
+)
 
 # CMP0116: Ninja generators transform `DEPFILE`s from `add_custom_command()`
 # New in CMake 3.20. https://cmake.org/cmake/help/latest/policy/CMP0116.html
diff --git a/llvm/lib/Transforms/Scalar/GVNHoist.cpp b/llvm/lib/Transforms/Scalar/GVNHoist.cpp
index 8d0bd5674964..3d6ef16a9b87 100644
--- a/llvm/lib/Transforms/Scalar/GVNHoist.cpp
+++ b/llvm/lib/Transforms/Scalar/GVNHoist.cpp
@@ -887,7 +887,7 @@ void GVNHoist::findHoistableCandidates(OutValuesType &CHIBBs,
     auto TI = BB->getTerminator();
     auto B = CHIs.begin();
     // [PreIt, PHIIt) form a range of CHIs which have identical VNs.
-    auto PHIIt = llvm::find_if(CHIs, [B](CHIArg &A) { return A != *B; });
+    auto PHIIt = llvm::find_if(CHIs, [B](auto &A) { return A != *B; });
     auto PrevIt = CHIs.begin();
     while (PrevIt != PHIIt) {
       // Collect values which satisfy safety checks.
@@ -909,7 +909,7 @@ void GVNHoist::findHoistableCandidates(OutValuesType &CHIBBs,
       // Check other VNs
       PrevIt = PHIIt;
       PHIIt = std::find_if(PrevIt, CHIs.end(),
-                           [PrevIt](CHIArg &A) { return A != *PrevIt; });
+                           [PrevIt](auto &A) { return A != *PrevIt; });
     }
   }
 }
diff --git a/llvm/utils/TableGen/CodeGenSchedule.cpp b/llvm/utils/TableGen/CodeGenSchedule.cpp
index b20eb6eff422..caf19431dc3f 100644
--- a/llvm/utils/TableGen/CodeGenSchedule.cpp
+++ b/llvm/utils/TableGen/CodeGenSchedule.cpp
@@ -370,7 +370,7 @@ processSTIPredicate(STIPredicateFunction &Fn,
                const std::pair<APInt, APInt> &LhsMasks = OpcodeMasks[LhsIdx];
                const std::pair<APInt, APInt> &RhsMasks = OpcodeMasks[RhsIdx];
 
-               auto LessThan = [](const APInt &Lhs, const APInt &Rhs) {
+               auto LessThan = [](auto &Lhs, auto &Rhs) {
                  unsigned LhsCountPopulation = Lhs.countPopulation();
                  unsigned RhsCountPopulation = Rhs.countPopulation();
                  return ((LhsCountPopulation < RhsCountPopulation) ||