Revert "DebugInfoD issues, take 2" (#87583)

Reverts llvm/llvm-project#86812. 

This commit caused a regression on the x86_64 MacOS buildbot:
https://green.lab.llvm.org/job/llvm.org/view/LLDB/job/lldb-cmake/784/

10 files changed, 17 insertions, 506 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/make/Makefile.rules b/lldb/packages/Python/lldbsuite/test/make/Makefile.rules
index ee8793fa1b30..bfd249ccd43f 100644
--- a/lldb/packages/Python/lldbsuite/test/make/Makefile.rules
+++ b/lldb/packages/Python/lldbsuite/test/make/Makefile.rules
@@ -51,7 +51,7 @@ LLDB_BASE_DIR := $(THIS_FILE_DIR)/../../../../../
 #
 # GNUWin32 uname gives "windows32" or "server version windows32" while
 # some versions of MSYS uname return "MSYS_NT*", but most environments
-# standardize on "Windows_NT", so we'll make it consistent here.
+# standardize on "Windows_NT", so we'll make it consistent here. 
 # When running tests from Visual Studio, the environment variable isn't
 # inherited all the way down to the process spawned for make.
 #----------------------------------------------------------------------
@@ -210,12 +210,6 @@ else
 	ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
 		DSYM = $(EXE).debug
 	endif
-
-	ifeq "$(MAKE_DWP)" "YES"
-		MAKE_DWO := YES
-		DWP_NAME = $(EXE).dwp
-		DYLIB_DWP_NAME = $(DYLIB_NAME).dwp
-	endif
 endif
 
 LIMIT_DEBUG_INFO_FLAGS =
@@ -363,7 +357,6 @@ ifneq "$(OS)" "Darwin"
 
 	OBJCOPY ?= $(call replace_cc_with,objcopy)
 	ARCHIVER ?= $(call replace_cc_with,ar)
-	DWP ?= $(call replace_cc_with,dwp)
 	override AR = $(ARCHIVER)
 endif
 
@@ -534,10 +527,6 @@ ifneq "$(CXX)" ""
 	endif
 endif
 
-ifeq "$(GEN_GNU_BUILD_ID)" "YES"
-	LDFLAGS += -Wl,--build-id
-endif
-
 #----------------------------------------------------------------------
 # DYLIB_ONLY variable can be used to skip the building of a.out.
 # See the sections below regarding dSYM file as well as the building of
@@ -576,17 +565,10 @@ else
 endif
 else
 ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
-ifeq "$(SAVE_FULL_DEBUG_BINARY)" "YES"
-	cp "$(EXE)" "$(EXE).unstripped"
-endif
 	$(OBJCOPY) --only-keep-debug "$(EXE)" "$(DSYM)"
 	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DSYM)" "$(EXE)" "$(EXE)"
 endif
-ifeq "$(MAKE_DWP)" "YES"
-	$(DWP) -o "$(DWP_NAME)" $(DWOS)
 endif
-endif
-
 
 #----------------------------------------------------------------------
 # Make the dylib
@@ -628,15 +610,9 @@ endif
 else
 	$(LD) $(DYLIB_OBJECTS) $(LDFLAGS) -shared -o "$(DYLIB_FILENAME)"
 ifeq "$(SPLIT_DEBUG_SYMBOLS)" "YES"
-	ifeq "$(SAVE_FULL_DEBUG_BINARY)" "YES"
-	cp "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).unstripped"
-	endif
 	$(OBJCOPY) --only-keep-debug "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME).debug"
 	$(OBJCOPY) --strip-debug --add-gnu-debuglink="$(DYLIB_FILENAME).debug" "$(DYLIB_FILENAME)" "$(DYLIB_FILENAME)"
 endif
-ifeq "$(MAKE_DWP)" "YES"
-	$(DWP) -o $(DYLIB_DWP_FILE) $(DYLIB_DWOS)
-endif
 endif
 
 #----------------------------------------------------------------------
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
index dafdf241f9db..49f13d2c89e3 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -4378,38 +4378,26 @@ const std::shared_ptr<SymbolFileDWARFDwo> &SymbolFileDWARF::GetDwpSymbolFile() {
     FileSpecList search_paths = Target::GetDefaultDebugFileSearchPaths();
     ModuleSpec module_spec;
     module_spec.GetFileSpec() = m_objfile_sp->GetFileSpec();
-    FileSpec dwp_filespec;
     for (const auto &symfile : symfiles.files()) {
       module_spec.GetSymbolFileSpec() =
           FileSpec(symfile.GetPath() + ".dwp", symfile.GetPathStyle());
       LLDB_LOG(log, "Searching for DWP using: \"{0}\"",
                module_spec.GetSymbolFileSpec());
-      dwp_filespec =
+      FileSpec dwp_filespec =
           PluginManager::LocateExecutableSymbolFile(module_spec, search_paths);
       if (FileSystem::Instance().Exists(dwp_filespec)) {
-        break;
-      }
-    }
-    if (!FileSystem::Instance().Exists(dwp_filespec)) {
-      LLDB_LOG(log, "No DWP file found locally");
-      // Fill in the UUID for the module we're trying to match for, so we can
-      // find the correct DWP file, as the Debuginfod plugin uses *only* this
-      // data to correctly match the DWP file with the binary.
-      module_spec.GetUUID() = m_objfile_sp->GetUUID();
-      dwp_filespec =
-          PluginManager::LocateExecutableSymbolFile(module_spec, search_paths);
-    }
-    if (FileSystem::Instance().Exists(dwp_filespec)) {
-      LLDB_LOG(log, "Found DWP file: \"{0}\"", dwp_filespec);
-      DataBufferSP dwp_file_data_sp;
-      lldb::offset_t dwp_file_data_offset = 0;
-      ObjectFileSP dwp_obj_file = ObjectFile::FindPlugin(
-          GetObjectFile()->GetModule(), &dwp_filespec, 0,
-          FileSystem::Instance().GetByteSize(dwp_filespec), dwp_file_data_sp,
-          dwp_file_data_offset);
-      if (dwp_obj_file) {
-        m_dwp_symfile = std::make_shared<SymbolFileDWARFDwo>(
-            *this, dwp_obj_file, DIERef::k_file_index_mask);
+        LLDB_LOG(log, "Found DWP file: \"{0}\"", dwp_filespec);
+        DataBufferSP dwp_file_data_sp;
+        lldb::offset_t dwp_file_data_offset = 0;
+        ObjectFileSP dwp_obj_file = ObjectFile::FindPlugin(
+            GetObjectFile()->GetModule(), &dwp_filespec, 0,
+            FileSystem::Instance().GetByteSize(dwp_filespec), dwp_file_data_sp,
+            dwp_file_data_offset);
+        if (dwp_obj_file) {
+          m_dwp_symfile = std::make_shared<SymbolFileDWARFDwo>(
+              *this, dwp_obj_file, DIERef::k_file_index_mask);
+          break;
+        }
       }
     }
     if (!m_dwp_symfile) {
diff --git a/lldb/source/Plugins/SymbolLocator/CMakeLists.txt b/lldb/source/Plugins/SymbolLocator/CMakeLists.txt
index 3367022639ab..ca969626f4ff 100644
--- a/lldb/source/Plugins/SymbolLocator/CMakeLists.txt
+++ b/lldb/source/Plugins/SymbolLocator/CMakeLists.txt
@@ -1,10 +1,5 @@
-# Order matters here: the first symbol locator prevents further searching.
-# For DWARF binaries that are both stripped and split, the Default plugin
-# will return the stripped binary when asked for the ObjectFile, which then
-# prevents an unstripped binary from being requested from the Debuginfod
-# provider.
-add_subdirectory(Debuginfod)
 add_subdirectory(Default)
 if (CMAKE_SYSTEM_NAME MATCHES "Darwin")
   add_subdirectory(DebugSymbols)
 endif()
+add_subdirectory(Debuginfod)
diff --git a/lldb/source/Plugins/SymbolVendor/ELF/SymbolVendorELF.cpp b/lldb/source/Plugins/SymbolVendor/ELF/SymbolVendorELF.cpp
index f296e655cc46..b5fe35d71032 100644
--- a/lldb/source/Plugins/SymbolVendor/ELF/SymbolVendorELF.cpp
+++ b/lldb/source/Plugins/SymbolVendor/ELF/SymbolVendorELF.cpp
@@ -44,24 +44,6 @@ llvm::StringRef SymbolVendorELF::GetPluginDescriptionStatic() {
          "executables.";
 }
 
-// If this is needed elsewhere, it can be exported/moved.
-static bool IsDwpSymbolFile(const lldb::ModuleSP &module_sp,
-                            const FileSpec &file_spec) {
-  DataBufferSP dwp_file_data_sp;
-  lldb::offset_t dwp_file_data_offset = 0;
-  // Try to create an ObjectFile from the file_spec.
-  ObjectFileSP dwp_obj_file = ObjectFile::FindPlugin(
-      module_sp, &file_spec, 0, FileSystem::Instance().GetByteSize(file_spec),
-      dwp_file_data_sp, dwp_file_data_offset);
-  // The presence of a debug_cu_index section is the key identifying feature of
-  // a DWP file. Make sure we don't fill in the section list on dwp_obj_file
-  // (by calling GetSectionList(false)) as this function could be called before
-  // we may have all the symbol files collected and available.
-  return dwp_obj_file && ObjectFileELF::classof(dwp_obj_file.get()) &&
-         dwp_obj_file->GetSectionList(false)->FindSectionByType(
-             eSectionTypeDWARFDebugCuIndex, false);
-}
-
 // CreateInstance
 //
 // Platforms can register a callback to use when creating symbol vendors to
@@ -105,15 +87,8 @@ SymbolVendorELF::CreateInstance(const lldb::ModuleSP &module_sp,
   FileSpecList search_paths = Target::GetDefaultDebugFileSearchPaths();
   FileSpec dsym_fspec =
       PluginManager::LocateExecutableSymbolFile(module_spec, search_paths);
-  if (!dsym_fspec || IsDwpSymbolFile(module_sp, dsym_fspec)) {
-    // If we have a stripped binary or if we got a DWP file, we should prefer
-    // symbols in the executable acquired through a plugin.
-    ModuleSpec unstripped_spec =
-        PluginManager::LocateExecutableObjectFile(module_spec);
-    if (!unstripped_spec)
-      return nullptr;
-    dsym_fspec = unstripped_spec.GetFileSpec();
-  }
+  if (!dsym_fspec)
+    return nullptr;
 
   DataBufferSP dsym_file_data_sp;
   lldb::offset_t dsym_file_data_offset = 0;
diff --git a/lldb/test/API/debuginfod/Normal/Makefile b/lldb/test/API/debuginfod/Normal/Makefile
deleted file mode 100644
index 54bd7adae241..000000000000
--- a/lldb/test/API/debuginfod/Normal/Makefile
+++ /dev/null
@@ -1,19 +0,0 @@
-C_SOURCES := main.c
-
-# For normal (non DWP) Debuginfod tests, we need:
-
-# * The full binary: a.out.unstripped
-#   Produced by Makefile.rules with SAVE_FULL_DEBUG_BINARY set to YES and
-#   SPLIT_DEBUG_SYMBOLS set to YES
-
-# * The stripped binary (a.out)
-#   Produced by Makefile.rules with SPLIT_DEBUG_SYMBOLS set to YES
-
-# * The 'only-keep-debug' binary (a.out.debug)
-#   Produced below
-
-SPLIT_DEBUG_SYMBOLS := YES
-SAVE_FULL_DEBUG_BINARY := YES
-GEN_GNU_BUILD_ID := YES
-
-include Makefile.rules
diff --git a/lldb/test/API/debuginfod/Normal/TestDebuginfod.py b/lldb/test/API/debuginfod/Normal/TestDebuginfod.py
deleted file mode 100644
index 2e87228c3142..000000000000
--- a/lldb/test/API/debuginfod/Normal/TestDebuginfod.py
+++ /dev/null
@@ -1,179 +0,0 @@
-import os
-import shutil
-import tempfile
-
-import lldb
-from lldbsuite.test.decorators import *
-import lldbsuite.test.lldbutil as lldbutil
-from lldbsuite.test.lldbtest import *
-
-
-"""
-Test support for the DebugInfoD network symbol acquisition protocol.
-This one is for simple / no split-dwarf scenarios.
-
-For no-split-dwarf scenarios, there are 2 variations:
-1 - A stripped binary with it's corresponding unstripped binary:
-2 - A stripped binary with a corresponding --only-keep-debug symbols file
-"""
-
-
-# It looks like Linux-AArch64 doesn't support build-id's on the LLDB builtbots
-@skipIf(oslist=no_match(["linux"]), archs=no_match(["i386", "x86_64"]))
-class DebugInfodTests(TestBase):
-    # No need to try every flavor of debug inf.
-    NO_DEBUG_INFO_TESTCASE = True
-
-    def test_normal_no_symbols(self):
-        """
-        Validate behavior with no symbols or symbol locator.
-        ('baseline negative' behavior)
-        """
-        test_root = self.config_test(["a.out"])
-        self.try_breakpoint(False)
-
-    def test_normal_default(self):
-        """
-        Validate behavior with symbols, but no symbol locator.
-        ('baseline positive' behavior)
-        """
-        test_root = self.config_test(["a.out", "a.out.debug"])
-        self.try_breakpoint(True)
-
-    def test_debuginfod_symbols(self):
-        """
-        Test behavior with the full binary available from Debuginfod as
-        'debuginfo' from the plug-in.
-        """
-        test_root = self.config_test(["a.out"], "a.out.unstripped")
-        self.try_breakpoint(True)
-
-    def test_debuginfod_executable(self):
-        """
-        Test behavior with the full binary available from Debuginfod as
-        'executable' from the plug-in.
-        """
-        test_root = self.config_test(["a.out"], None, "a.out.unstripped")
-        self.try_breakpoint(True)
-
-    def test_debuginfod_okd_symbols(self):
-        """
-        Test behavior with the 'only-keep-debug' symbols available from Debuginfod.
-        """
-        test_root = self.config_test(["a.out"], "a.out.debug")
-        self.try_breakpoint(True)
-
-    def try_breakpoint(self, should_have_loc):
-        """
-        This function creates a target from self.aout, sets a function-name
-        breakpoint, and checks to see if we have a file/line location,
-        as a way to validate that the symbols have been loaded.
-        should_have_loc specifies if we're testing that symbols have or
-        haven't been loaded.
-        """
-        target = self.dbg.CreateTarget(self.aout)
-        self.assertTrue(target and target.IsValid(), "Target is valid")
-
-        bp = target.BreakpointCreateByName("func")
-        self.assertTrue(bp and bp.IsValid(), "Breakpoint is valid")
-        self.assertEqual(bp.GetNumLocations(), 1)
-
-        loc = bp.GetLocationAtIndex(0)
-        self.assertTrue(loc and loc.IsValid(), "Location is valid")
-        addr = loc.GetAddress()
-        self.assertTrue(addr and addr.IsValid(), "Loc address is valid")
-        line_entry = addr.GetLineEntry()
-        self.assertEqual(
-            should_have_loc,
-            line_entry != None and line_entry.IsValid(),
-            "Loc line entry is valid",
-        )
-        if should_have_loc:
-            self.assertEqual(line_entry.GetLine(), 4)
-            self.assertEqual(
-                line_entry.GetFileSpec().GetFilename(),
-                self.main_source_file.GetFilename(),
-            )
-        self.dbg.DeleteTarget(target)
-        shutil.rmtree(self.tmp_dir)
-
-    def config_test(self, local_files, debuginfo=None, executable=None):
-        """
-        Set up a test with local_files[] copied to a different location
-        so that we control which files are, or are not, found in the file system.
-        Also, create a stand-alone file-system 'hosted' debuginfod server with the
-        provided debuginfo and executable files (if they exist)
-
-        Make the filesystem look like:
-
-        /tmp/<tmpdir>/test/[local_files]
-
-        /tmp/<tmpdir>/cache (for lldb to use as a temp cache)
-
-        /tmp/<tmpdir>/buildid/<uuid>/executable -> <executable>
-        /tmp/<tmpdir>/buildid/<uuid>/debuginfo -> <debuginfo>
-        Returns the /tmp/<tmpdir> path
-        """
-
-        self.build()
-
-        uuid = self.getUUID("a.out")
-        if not uuid:
-            self.fail("Could not get UUID for a.out")
-            return
-        self.main_source_file = lldb.SBFileSpec("main.c")
-        self.tmp_dir = tempfile.mkdtemp()
-        test_dir = os.path.join(self.tmp_dir, "test")
-        os.makedirs(test_dir)
-
-        self.aout = ""
-        # Copy the files used by the test:
-        for f in local_files:
-            shutil.copy(self.getBuildArtifact(f), test_dir)
-            # The first item is the binary to be used for the test
-            if self.aout == "":
-                self.aout = os.path.join(test_dir, f)
-
-        use_debuginfod = debuginfo != None or executable != None
-
-        # Populated the 'file://... mocked' Debuginfod server:
-        if use_debuginfod:
-            os.makedirs(os.path.join(self.tmp_dir, "cache"))
-            uuid_dir = os.path.join(self.tmp_dir, "buildid", uuid)
-            os.makedirs(uuid_dir)
-            if debuginfo:
-                shutil.copy(
-                    self.getBuildArtifact(debuginfo),
-                    os.path.join(uuid_dir, "debuginfo"),
-                )
-            if executable:
-                shutil.copy(
-                    self.getBuildArtifact(executable),
-                    os.path.join(uuid_dir, "executable"),
-                )
-
-        # Configure LLDB for the test:
-        self.runCmd(
-            "settings set symbols.enable-external-lookup %s"
-            % str(use_debuginfod).lower()
-        )
-        self.runCmd("settings clear plugin.symbol-locator.debuginfod.server-urls")
-        if use_debuginfod:
-            self.runCmd(
-                "settings set plugin.symbol-locator.debuginfod.cache-path %s/cache"
-                % self.tmp_dir
-            )
-            self.runCmd(
-                "settings insert-before plugin.symbol-locator.debuginfod.server-urls 0 file://%s"
-                % self.tmp_dir
-            )
-
-    def getUUID(self, filename):
-        try:
-            target = self.dbg.CreateTarget(self.getBuildArtifact(filename))
-            module = target.GetModuleAtIndex(0)
-            uuid = module.GetUUIDString().replace("-", "").lower()
-            self.dbg.DeleteTarget(target)
-            return uuid if len(uuid) == 40 else None
-        except:
-            return None
diff --git a/lldb/test/API/debuginfod/Normal/main.c b/lldb/test/API/debuginfod/Normal/main.c
deleted file mode 100644
index 4c7184609b45..000000000000
--- a/lldb/test/API/debuginfod/Normal/main.c
+++ /dev/null
@@ -1,7 +0,0 @@
-// This is a dump little pair of test files
-
-int func(int argc, const char *argv[]) {
-  return (argc + 1) * (argv[argc][0] + 2);
-}
-
-int main(int argc, const char *argv[]) { return func(0, argv); }
diff --git a/lldb/test/API/debuginfod/SplitDWARF/Makefile b/lldb/test/API/debuginfod/SplitDWARF/Makefile
deleted file mode 100644
index 3ab9a969e5a4..000000000000
--- a/lldb/test/API/debuginfod/SplitDWARF/Makefile
+++ /dev/null
@@ -1,23 +0,0 @@
-C_SOURCES := main.c
-
-# For split-dwarf Debuginfod tests, we need:
-
-# * A .DWP file (a.out.dwp)
-#   Produced by Makefile.rules with MAKE_DWP set to YES
-
-# * The "full" binary (missing things that live in .dwo's) (a.out.unstripped)
-#   Produced by Makefile.rules with SAVE_FULL_DEBUG_BINARY set to YES and
-#   SPLIT_DEBUG_SYMBOLS set to YES
-
-# * The stripped binary (a.out)
-#   Produced by Makefile.rules
-
-# * The 'only-keep-debug' binary (a.out.debug)
-#   Produced below
-
-MAKE_DWP := YES
-SPLIT_DEBUG_SYMBOLS := YES
-SAVE_FULL_DEBUG_BINARY := YES
-GEN_GNU_BUILD_ID := YES
-
-include Makefile.rules
diff --git a/lldb/test/API/debuginfod/SplitDWARF/TestDebuginfodDWP.py b/lldb/test/API/debuginfod/SplitDWARF/TestDebuginfodDWP.py
deleted file mode 100644
index 90db3525725c..000000000000
--- a/lldb/test/API/debuginfod/SplitDWARF/TestDebuginfodDWP.py
+++ /dev/null
@@ -1,188 +0,0 @@
-"""
-Test support for the DebugInfoD network symbol acquisition protocol.
-"""
-import os
-import shutil
-import tempfile
-
-import lldb
-from lldbsuite.test.decorators import *
-import lldbsuite.test.lldbutil as lldbutil
-from lldbsuite.test.lldbtest import *
-
-
-"""
-Test support for the DebugInfoD network symbol acquisition protocol.
-This file is for split-dwarf (dwp) scenarios.
-
-1 - A split binary target with it's corresponding DWP file
-2 - A stripped, split binary target with an unstripped binary and a DWP file
-3 - A stripped, split binary target with an --only-keep-debug symbols file and a DWP file
-"""
-
-
-# It looks like Linux-AArch64 doesn't support build-id's on the LLDB builtbots
-@skipIf(oslist=no_match(["linux"]), archs=no_match(["i386", "x86_64"]))
-class DebugInfodDWPTests(TestBase):
-    # No need to try every flavor of debug inf.
-    NO_DEBUG_INFO_TESTCASE = True
-
-    def test_normal_stripped(self):
-        """
-        Validate behavior with a stripped binary, no symbols or symbol locator.
-        """
-        self.config_test(["a.out"])
-        self.try_breakpoint(False)
-
-    def test_normal_stripped_split_with_dwp(self):
-        """
-        Validate behavior with symbols, but no symbol locator.
-        """
-        self.config_test(["a.out", "a.out.debug", "a.out.dwp"])
-        self.try_breakpoint(True)
-
-    def test_normal_stripped_only_dwp(self):
-        """
-        Validate behavior *with* dwp symbols only, but missing other symbols,
-        but no symbol locator. This shouldn't work: without the other symbols
-        DWO's appear mostly useless.
-        """
-        self.config_test(["a.out", "a.out.dwp"])
-        self.try_breakpoint(False)
-
-    def test_debuginfod_dwp_from_service(self):
-        """
-        Test behavior with the unstripped binary, and DWP from the service.
-        """
-        self.config_test(["a.out.debug"], "a.out.dwp")
-        self.try_breakpoint(True)
-
-    def test_debuginfod_both_symfiles_from_service(self):
-        """
-        Test behavior with a stripped binary, with the unstripped binary and
-        dwp symbols from Debuginfod.
-        """
-        self.config_test(["a.out"], "a.out.dwp", "a.out.unstripped")
-        self.try_breakpoint(True)
-
-    def test_debuginfod_both_okd_symfiles_from_service(self):
-        """
-        Test behavior with both the only-keep-debug symbols and the dwp symbols
-        from Debuginfod.
-        """
-        self.config_test(["a.out"], "a.out.dwp", "a.out.debug")
-        self.try_breakpoint(True)
-
-    def try_breakpoint(self, should_have_loc):
-        """
-        This function creates a target from self.aout, sets a function-name
-        breakpoint, and checks to see if we have a file/line location,
-        as a way to validate that the symbols have been loaded.
-        should_have_loc specifies if we're testing that symbols have or
-        haven't been loaded.
-        """
-        target = self.dbg.CreateTarget(self.aout)
-        self.assertTrue(target and target.IsValid(), "Target is valid")
-
-        bp = target.BreakpointCreateByName("func")
-        self.assertTrue(bp and bp.IsValid(), "Breakpoint is valid")
-        self.assertEqual(bp.GetNumLocations(), 1)
-
-        loc = bp.GetLocationAtIndex(0)
-        self.assertTrue(loc and loc.IsValid(), "Location is valid")
-        addr = loc.GetAddress()
-        self.assertTrue(addr and addr.IsValid(), "Loc address is valid")
-        line_entry = addr.GetLineEntry()
-        self.assertEqual(
-            should_have_loc,
-            line_entry != None and line_entry.IsValid(),
-            "Loc line entry is valid",
-        )
-        if should_have_loc:
-            self.assertEqual(line_entry.GetLine(), 4)
-            self.assertEqual(
-                line_entry.GetFileSpec().GetFilename(),
-                self.main_source_file.GetFilename(),
-            )
-        self.dbg.DeleteTarget(target)
-        shutil.rmtree(self.tmp_dir)
-
-    def config_test(self, local_files, debuginfo=None, executable=None):
-        """
-        Set up a test with local_files[] copied to a different location
-        so that we control which files are, or are not, found in the file system.
-        Also, create a stand-alone file-system 'hosted' debuginfod server with the
-        provided debuginfo and executable files (if they exist)
-
-        Make the filesystem look like:
-
-        /tmp/<tmpdir>/test/[local_files]
-
-        /tmp/<tmpdir>/cache (for lldb to use as a temp cache)
-
-        /tmp/<tmpdir>/buildid/<uuid>/executable -> <executable>
-        /tmp/<tmpdir>/buildid/<uuid>/debuginfo -> <debuginfo>
-        Returns the /tmp/<tmpdir> path
-        """
-
-        self.build()
-
-        uuid = self.getUUID("a.out")
-        if not uuid:
-            self.fail("Could not get UUID for a.out")
-            return
-        self.main_source_file = lldb.SBFileSpec("main.c")
-        self.tmp_dir = tempfile.mkdtemp()
-        self.test_dir = os.path.join(self.tmp_dir, "test")
-        os.makedirs(self.test_dir)
-
-        self.aout = ""
-        # Copy the files used by the test:
-        for f in local_files:
-            shutil.copy(self.getBuildArtifact(f), self.test_dir)
-            if self.aout == "":
-                self.aout = os.path.join(self.test_dir, f)
-
-        use_debuginfod = debuginfo != None or executable != None
-
-        # Populated the 'file://... mocked' Debuginfod server:
-        if use_debuginfod:
-            os.makedirs(os.path.join(self.tmp_dir, "cache"))
-            uuid_dir = os.path.join(self.tmp_dir, "buildid", uuid)
-            os.makedirs(uuid_dir)
-            if debuginfo:
-                shutil.copy(
-                    self.getBuildArtifact(debuginfo),
-                    os.path.join(uuid_dir, "debuginfo"),
-                )
-            if executable:
-                shutil.copy(
-                    self.getBuildArtifact(executable),
-                    os.path.join(uuid_dir, "executable"),
-                )
-        os.remove(self.getBuildArtifact("main.dwo"))
-        # Configure LLDB for the test:
-        self.runCmd(
-            "settings set symbols.enable-external-lookup %s"
-            % str(use_debuginfod).lower()
-        )
-        self.runCmd("settings clear plugin.symbol-locator.debuginfod.server-urls")
-        if use_debuginfod:
-            self.runCmd(
-                "settings set plugin.symbol-locator.debuginfod.cache-path %s/cache"
-                % self.tmp_dir
-            )
-            self.runCmd(
-                "settings insert-before plugin.symbol-locator.debuginfod.server-urls 0 file://%s"
-                % self.tmp_dir
-            )
-
-    def getUUID(self, filename):
-        try:
-            target = self.dbg.CreateTarget(self.getBuildArtifact(filename))
-            module = target.GetModuleAtIndex(0)
-            uuid = module.GetUUIDString().replace("-", "").lower()
-            self.dbg.DeleteTarget(target)
-            return uuid if len(uuid) == 40 else None
-        except:
-            return None
diff --git a/lldb/test/API/debuginfod/SplitDWARF/main.c b/lldb/test/API/debuginfod/SplitDWARF/main.c
deleted file mode 100644
index 4c7184609b45..000000000000
--- a/lldb/test/API/debuginfod/SplitDWARF/main.c
+++ /dev/null
@@ -1,7 +0,0 @@
-// This is a dump little pair of test files
-
-int func(int argc, const char *argv[]) {
-  return (argc + 1) * (argv[argc][0] + 2);
-}
-
-int main(int argc, const char *argv[]) { return func(0, argv); }