[clangd] Propagate context into stdlib indexing thread

[kadircet]

Some FS implementations rely on snapshots available in the context.

[llvmbot]

@llvm/pr-subscribers-clangd

Author: kadir çetinkaya (kadircet)

Changes

Some FS implementations rely on snapshots available in the context.

---

Full diff: https://github.com/llvm/llvm-project/pull/87611.diff

1 Files Affected:

• (modified) clang-tools-extra/clangd/ClangdServer.cpp (+4-1)

diff --git a/clang-tools-extra/clangd/ClangdServer.cpp b/clang-tools-extra/clangd/ClangdServer.cpp
index 5790273d625ef1..4eeed83b3e3751 100644
--- a/clang-tools-extra/clangd/ClangdServer.cpp
+++ b/clang-tools-extra/clangd/ClangdServer.cpp
@@ -112,7 +112,10 @@ struct UpdateIndexCallbacks : public ParsingCallbacks {
                  // Index outlives TUScheduler (declared first)
                  FIndex(FIndex),
                  // shared_ptr extends lifetime
-                 Stdlib(Stdlib)]() mutable {
+                 Stdlib(Stdlib),
+                 // We have some FS implementations that rely on infomration in
+                 // the context.
+                 Ctx(Context::current().clone())]() mutable {
       clang::noteBottomOfStack();
       IndexFileIn IF;
       IF.Symbols = indexStandardLibrary(std::move(CI), Loc, *TFS);

[llvmbot]

@llvm/pr-subscribers-clang-tools-extra

Author: kadir çetinkaya (kadircet)

Changes

Some FS implementations rely on snapshots available in the context.

---

Full diff: https://github.com/llvm/llvm-project/pull/87611.diff

1 Files Affected:

• (modified) clang-tools-extra/clangd/ClangdServer.cpp (+4-1)

diff --git a/clang-tools-extra/clangd/ClangdServer.cpp b/clang-tools-extra/clangd/ClangdServer.cpp
index 5790273d625ef1..4eeed83b3e3751 100644
--- a/clang-tools-extra/clangd/ClangdServer.cpp
+++ b/clang-tools-extra/clangd/ClangdServer.cpp
@@ -112,7 +112,10 @@ struct UpdateIndexCallbacks : public ParsingCallbacks {
                  // Index outlives TUScheduler (declared first)
                  FIndex(FIndex),
                  // shared_ptr extends lifetime
-                 Stdlib(Stdlib)]() mutable {
+                 Stdlib(Stdlib),
+                 // We have some FS implementations that rely on infomration in
+                 // the context.
+                 Ctx(Context::current().clone())]() mutable {
       clang::noteBottomOfStack();
       IndexFileIn IF;
       IF.Symbols = indexStandardLibrary(std::move(CI), Loc, *TFS);

[sam-mccall]

I'm iffy on whether this is semantically right or not, but we need to solve this problem somehow, so let's try the most obvious way.