diff --git a/libc/src/string/memory_utils/algorithm.h b/libc/src/string/memory_utils/algorithm.h
diff --git a/libc/src/string/memory_utils/backend_aarch64.h b/libc/src/string/memory_utils/backend_aarch64.h
diff --git a/libc/src/string/memory_utils/backend_scalar.h b/libc/src/string/memory_utils/backend_scalar.h
diff --git a/libc/src/string/memory_utils/backend_x86.h b/libc/src/string/memory_utils/backend_x86.h
diff --git a/libc/src/string/memory_utils/backends.h b/libc/src/string/memory_utils/backends.h
diff --git a/libc/src/string/memory_utils/sized_op.h b/libc/src/string/memory_utils/sized_op.h
diff --git a/libc/test/src/string/memory_utils/CMakeLists.txt b/libc/test/src/string/memory_utils/CMakeLists.txt
@@ -3,8 +3,6 @@ add_libc_unittest(
   SUITE
     libc_string_unittests
   SRCS
-    address_test.cpp
-    backend_test.cpp
     elements_test.cpp
     memory_access_test.cpp
     utils_test.cpp
@@ -17,19 +15,3 @@ add_libc_unittest(
     libc.src.__support.CPP.array
     libc.src.__support.CPP.span
 )
-
-if(NOT LLVM_LIBC_FULL_BUILD)
-# Disabling this unittest in fullbuild mode as #include<sstream> is pulling an
-# incomplete pthread implementation from llvm-libc.
-add_libc_unittest(
-  algorithm_test
-  SUITE
-    libc_string_unittests
-  SRCS
-    algorithm_test.cpp
-  DEPENDS
-    libc.src.string.memory_utils.memory_utils
-    libc.src.__support.CPP.array
-    libc.src.__support.CPP.span
-)
-endif()
diff --git a/libc/test/src/string/memory_utils/address_test.cpp b/libc/test/src/string/memory_utils/address_test.cpp
diff --git a/libc/test/src/string/memory_utils/algorithm_test.cpp b/libc/test/src/string/memory_utils/algorithm_test.cpp
diff --git a/libc/test/src/string/memory_utils/backend_test.cpp b/libc/test/src/string/memory_utils/backend_test.cpp