diff --git a/interpreter/llvm-project/clang/include/clang/Basic/SourceLocation.h b/interpreter/llvm-project/clang/include/clang/Basic/SourceLocation.h
index 28810d21763e2..540de23b9f55e 100644
--- a/interpreter/llvm-project/clang/include/clang/Basic/SourceLocation.h
+++ b/interpreter/llvm-project/clang/include/clang/Basic/SourceLocation.h
@@ -431,7 +431,6 @@ class FullSourceLoc : public SourceLocation {
   /// \returns true if this source location comes before 'Loc', false otherwise.
   bool isBeforeInTranslationUnitThan(FullSourceLoc Loc) const {
     assert(Loc.isValid());
-    if (!SrcMgr) return true; // assume command line is before Loc
     assert(SrcMgr == Loc.SrcMgr && "Loc comes from another SourceManager!");
     return isBeforeInTranslationUnitThan((SourceLocation)Loc);
   }
diff --git a/interpreter/llvm-project/clang/lib/Basic/SourceManager.cpp b/interpreter/llvm-project/clang/lib/Basic/SourceManager.cpp
index 42abc2963c2c3..a00edddfa3823 100644
--- a/interpreter/llvm-project/clang/lib/Basic/SourceManager.cpp
+++ b/interpreter/llvm-project/clang/lib/Basic/SourceManager.cpp
@@ -2095,10 +2095,7 @@ bool SourceManager::isBeforeInTranslationUnit(SourceLocation LHS,
       return LIsScratch;
     return LOffs.second < ROffs.second;
   }
-  //AXEL: Work around diags from include chains not rooted in main file.
-  //AXEL: llvm_unreachable("Unsortable locations found");
-  assert(0 && "Unsortable locations found");
-  return LOffs.first < ROffs.first;
+  llvm_unreachable("Unsortable locations found");
 }
 
 std::pair<bool, bool> SourceManager::isInTheSameTranslationUnit(
diff --git a/interpreter/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp b/interpreter/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp
index 1f47c4edda42f..4255578d82087 100644
--- a/interpreter/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/interpreter/llvm-project/clang/lib/CodeGen/CodeGenModule.cpp
@@ -2243,9 +2243,7 @@ static void emitUsed(CodeGenModule &CGM, StringRef Name,
 
 void CodeGenModule::emitLLVMUsed() {
   emitUsed(*this, "llvm.used", LLVMUsed);
-  LLVMUsed.clear();
   emitUsed(*this, "llvm.compiler.used", LLVMCompilerUsed);
-  LLVMCompilerUsed.clear();
 }
 
 void CodeGenModule::AppendLinkerOptions(StringRef Opts) {
diff --git a/interpreter/llvm-project/llvm-project.tag b/interpreter/llvm-project/llvm-project.tag
index cdffb187bc861..d866fa6a7f1b2 100644
--- a/interpreter/llvm-project/llvm-project.tag
+++ b/interpreter/llvm-project/llvm-project.tag
@@ -1 +1 @@
-ROOT-llvm13-20230704-01
+ROOT-llvm13-20230707-01