[Lldb-commits] [lldb] [lldb][ClangExpressionParser] Set BuiltinHeadersInSystemModules depending on SDK version (PR #101778)

[Adrian Prantl via lldb-commits]

================
@@ -578,7 +657,12 @@ static void SetupImportStdModuleLangOpts(CompilerInstance &compiler) {
   lang_opts.GNUMode = true;
   lang_opts.GNUKeywords = true;
   lang_opts.CPlusPlus11 = true;
-  lang_opts.BuiltinHeadersInSystemModules = true;
+
+  // FIXME: We should use the driver to derive this for us.
+  // ClangModulesDeclVendor already parses the SDKSettings for the purposes of
+  // this check.
----------------
adrian-prantl wrote:

we should put another FIXME here (we can fix that later) that we should use DW_AT_LLVM_sdk and then look up a matching local SDK using HostInfo, instead of the include dirs.

https://github.com/llvm/llvm-project/pull/101778