From 7c9b15fbaeb2846ad25e797d55ffe1ccef9e1379 Mon Sep 17 00:00:00 2001 From: Caroline Tice Date: Thu, 23 Feb 2023 15:10:36 -0800 Subject: [PATCH] Revert "[Tooling/Inclusion] Handle std::get symbol." This reverts commit cbcb3eef70def3509bdffd4fe1ebfb6422afeaa2. Causing many clangd test breakages, similar to: error: no matching constructor for initialization of 'llvm::SmallVector' : llvm::SmallVector( ^ --- clang-tools-extra/clangd/index/CanonicalIncludes.cpp | 3 +-- clang/include/clang/Tooling/Inclusions/StandardLibrary.h | 2 +- clang/lib/Tooling/Inclusions/Stdlib/StandardLibrary.cpp | 11 +++-------- clang/lib/Tooling/Inclusions/Stdlib/StdSpecialSymbolMap.inc | 5 ----- clang/unittests/Tooling/StandardLibraryTest.cpp | 3 --- 5 files changed, 5 insertions(+), 19 deletions(-) diff --git a/clang-tools-extra/clangd/index/CanonicalIncludes.cpp b/clang-tools-extra/clangd/index/CanonicalIncludes.cpp index 4311eb9..0c61a7b 100644 --- a/clang-tools-extra/clangd/index/CanonicalIncludes.cpp +++ b/clang-tools-extra/clangd/index/CanonicalIncludes.cpp @@ -717,8 +717,7 @@ llvm::StringRef CanonicalIncludes::mapSymbol(llvm::StringRef Scope, if (Scope == "std::" && Name == "move") return ""; if (auto StdSym = tooling::stdlib::Symbol::named(Scope, Name, Lang)) - if (auto Header = StdSym->header()) - return Header->name(); + return StdSym->header().name(); return ""; } diff --git a/clang/include/clang/Tooling/Inclusions/StandardLibrary.h b/clang/include/clang/Tooling/Inclusions/StandardLibrary.h index a39ceb5..9d45d84 100644 --- a/clang/include/clang/Tooling/Inclusions/StandardLibrary.h +++ b/clang/include/clang/Tooling/Inclusions/StandardLibrary.h @@ -81,7 +81,7 @@ public: llvm::StringRef name() const; llvm::StringRef qualifiedName() const; // The preferred header for this symbol (e.g. the suggested insertion). - std::optional
header() const; + Header header() const; // Some symbols may be provided by multiple headers. llvm::SmallVector
headers() const; diff --git a/clang/lib/Tooling/Inclusions/Stdlib/StandardLibrary.cpp b/clang/lib/Tooling/Inclusions/Stdlib/StandardLibrary.cpp index cfcb955..416b531 100644 --- a/clang/lib/Tooling/Inclusions/Stdlib/StandardLibrary.cpp +++ b/clang/lib/Tooling/Inclusions/Stdlib/StandardLibrary.cpp @@ -14,7 +14,6 @@ #include "llvm/ADT/STLExtras.h" #include "llvm/ADT/StringRef.h" #include "llvm/Support/Casting.h" -#include namespace clang { namespace tooling { @@ -121,8 +120,7 @@ static int initialize(Lang Language) { } Mapping->SymbolNames[SymIndex] = { QName.data(), NSLen, static_cast(QName.size() - NSLen)}; - if (!HeaderName.empty()) - Mapping->SymbolHeaderIDs[SymIndex].push_back(AddHeader(HeaderName)); + Mapping->SymbolHeaderIDs[SymIndex].push_back(AddHeader(HeaderName)); NSSymbolMap &NSSymbols = AddNS(QName.take_front(NSLen)); NSSymbols.try_emplace(QName.drop_front(NSLen), SymIndex); @@ -207,11 +205,8 @@ std::optional Symbol::named(llvm::StringRef Scope, llvm::StringRef Name, } return std::nullopt; } -std::optional
Symbol::header() const { - const auto& Headers = getMappingPerLang(Language)->SymbolHeaderIDs[ID]; - if (Headers.empty()) - return std::nullopt; - return Header(Headers.front(), Language); +Header Symbol::header() const { + return Header(getMappingPerLang(Language)->SymbolHeaderIDs[ID][0], Language); } llvm::SmallVector
Symbol::headers() const { llvm::SmallVector
Results; diff --git a/clang/lib/Tooling/Inclusions/Stdlib/StdSpecialSymbolMap.inc b/clang/lib/Tooling/Inclusions/Stdlib/StdSpecialSymbolMap.inc index c9632be..3d2ea91 100644 --- a/clang/lib/Tooling/Inclusions/Stdlib/StdSpecialSymbolMap.inc +++ b/clang/lib/Tooling/Inclusions/Stdlib/StdSpecialSymbolMap.inc @@ -218,8 +218,3 @@ SYMBOL(ssize, std::, ) SYMBOL(ssize, std::, ) SYMBOL(ssize, std::, ) SYMBOL(ssize, std::, ) - -// std::get has a few variants for different types (tuple, array, pair etc) -// which is tricky to disambiguate without type information. -// Don't set any header for it, as it comes with the type header. -SYMBOL(get, std::, /*no headers*/) diff --git a/clang/unittests/Tooling/StandardLibraryTest.cpp b/clang/unittests/Tooling/StandardLibraryTest.cpp index 6d90bbd..47d064b 100644 --- a/clang/unittests/Tooling/StandardLibraryTest.cpp +++ b/clang/unittests/Tooling/StandardLibraryTest.cpp @@ -58,9 +58,6 @@ TEST(StdlibTest, All) { EXPECT_EQ(Vector->header(), *VectorH); EXPECT_THAT(Vector->headers(), ElementsAre(*VectorH)); - EXPECT_TRUE(stdlib::Symbol::named("std::", "get")); - EXPECT_FALSE(stdlib::Symbol::named("std::", "get")->header()); - EXPECT_THAT(stdlib::Symbol::named("std::", "basic_iostream")->headers(), ElementsAre(stdlib::Header::named(""), stdlib::Header::named(""), -- 2.7.4