rebase

Created using spr 1.3.4

Author: boomanaiden154

.ci/monolithic-windows.sh

@@ -74,9 +74,7 @@ cmake -S "${MONOREPO_ROOT}"/llvm -B "${BUILD_DIR}" \
       -D MLIR_ENABLE_BINDINGS_PYTHON=ON \
       -D CMAKE_EXE_LINKER_FLAGS="/MANIFEST:NO" \
       -D CMAKE_MODULE_LINKER_FLAGS="/MANIFEST:NO" \
-      -D CMAKE_SHARED_LINKER_FLAGS="/MANIFEST:NO" \
-      -D LLVM_PARALLEL_COMPILE_JOBS=${MAX_PARALLEL_COMPILE_JOBS} \
-      -D LLVM_PARALLEL_LINK_JOBS=${MAX_PARALLEL_LINK_JOBS}
+      -D CMAKE_SHARED_LINKER_FLAGS="/MANIFEST:NO"
 
 echo "::endgroup::"
 echo "::group::ninja"

.github/workflows/premerge.yaml

@@ -110,8 +110,6 @@ jobs:
         if: ${{ steps.vars.outputs.windows-projects != '' }}
         shell: cmd
         run: |
-          set MAX_PARALLEL_COMPILE_JOBS=64
-          set MAX_PARALLEL_LINK_JOBS=64
           call C:\\BuildTools\\Common7\\Tools\\VsDevCmd.bat -arch=amd64 -host_arch=amd64
           bash .ci/monolithic-windows.sh "${{ steps.vars.outputs.windows-projects }}" "${{ steps.vars.outputs.windows-check-targets }}"
       - name: Upload Artifacts

clang-tools-extra/clangd/test/lit.cfg.py

@@ -1,7 +1,7 @@
 import lit.llvm
 
 lit.llvm.initialize(lit_config, config)
-lit.llvm.llvm_config.use_clang([], [], required=False)
+lit.llvm.llvm_config.clang_setup()
 lit.llvm.llvm_config.use_default_substitutions()
 
 config.name = "Clangd"

clang-tools-extra/test/lit.cfg.py

@@ -42,7 +42,7 @@
 config.test_exec_root = os.path.join(config.clang_tools_binary_dir, "test")
 
 # Tools need the same environment setup as clang (we don't need clang itself).
-llvm_config.use_clang(required=False)
+llvm_config.clang_setup()
 
 if config.clang_tidy_staticanalyzer:
     config.available_features.add("static-analyzer")

clang/cmake/caches/Fuchsia-stage2.cmake

@@ -362,7 +362,6 @@ foreach(target armv6m-none-eabi;armv7m-none-eabi;armv7em-none-eabi;armv8m.main-n
   set(RUNTIMES_${target}_LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_STATIC ON CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_SHARED_OUTPUT_NAME "c++-shared" CACHE STRING "")
-  set(RUNTIMES_${target}_LIBCXX_LIBC "llvm-libc" CACHE STRING "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_FILESYSTEM OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_RANDOM_DEVICE OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_LOCALIZATION OFF CACHE BOOL "")
@@ -376,6 +375,7 @@ foreach(target armv6m-none-eabi;armv7m-none-eabi;armv7em-none-eabi;armv8m.main-n
   set(RUNTIMES_${target}_LLVM_INCLUDE_TESTS OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LLVM_ENABLE_ASSERTIONS OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LLVM_ENABLE_RUNTIMES "libc;libcxx" CACHE STRING "")
+  set(RUNTIMES_${target}_RUNTIMES_USE_LIBC "llvm-libc" CACHE STRING "")
 
   # Enable FatLTO for baremetal runtimes
   set(RUNTIMES_${target}_LLVM_ENABLE_LTO OFF CACHE BOOL "")
@@ -417,7 +417,6 @@ foreach(target riscv32-unknown-elf)
   set(RUNTIMES_${target}_LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_STATIC ON CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_SHARED_OUTPUT_NAME "c++-shared" CACHE STRING "")
-  set(RUNTIMES_${target}_LIBCXX_LIBC "llvm-libc" CACHE STRING "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_FILESYSTEM OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_RANDOM_DEVICE OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LIBCXX_ENABLE_LOCALIZATION OFF CACHE BOOL "")
@@ -431,6 +430,7 @@ foreach(target riscv32-unknown-elf)
   set(RUNTIMES_${target}_LLVM_INCLUDE_TESTS OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LLVM_ENABLE_ASSERTIONS OFF CACHE BOOL "")
   set(RUNTIMES_${target}_LLVM_ENABLE_RUNTIMES "libc;libcxx" CACHE STRING "")
+  set(RUNTIMES_${target}_RUNTIMES_USE_LIBC "llvm-libc" CACHE STRING "")
 
   # Enable FatLTO for baremetal runtimes
   set(RUNTIMES_${target}_LLVM_ENABLE_LTO OFF CACHE BOOL "")

clang/docs/ReleaseNotes.rst

@@ -145,6 +145,8 @@ C++20 Feature Support
 - Fixed a crash with a defaulted spaceship (``<=>``) operator when the class
   contains a member declaration of vector type. Vector types cannot yet be
   compared directly, so this causes the operator to be deleted. (#GH137452)
+- Implement constant evaluation of lambdas that capture structured bindings.
+  (#GH145956)
 
 C++17 Feature Support
 ^^^^^^^^^^^^^^^^^^^^^
@@ -660,6 +662,10 @@ Improvements to Clang's diagnostics
   #GH142457, #GH139913, #GH138850, #GH137867, #GH137860, #GH107840, #GH93308,
   #GH69470, #GH59391, #GH58172, #GH46215, #GH45915, #GH45891, #GH44490,
   #GH36703, #GH32903, #GH23312, #GH69874.
+  
+- Clang no longer emits a spurious -Wdangling-gsl warning in C++23 when
+  iterating over an element of a temporary container in a range-based
+  for loop.(#GH109793, #GH145164)
 
 - Fixed false positives in ``-Wformat-truncation`` and ``-Wformat-overflow``
   diagnostics when floating-point numbers had both width field and plus or space
@@ -922,12 +928,17 @@ Bug Fixes to C++ Support
 - Fixed a crash when constant evaluating some explicit object member assignment operators. (#GH142835)
 - Fixed an access checking bug when substituting into concepts (#GH115838)
 - Fix a bug where private access specifier of overloaded function not respected. (#GH107629)
+- Correctly handles calling an explicit object member function template overload set
+  through its address (``(&Foo::bar<baz>)()``).
 - Correctly handle allocations in the condition of a ``if constexpr``.(#GH120197) (#GH134820)
 - Fixed a crash when handling invalid member using-declaration in C++20+ mode. (#GH63254)
+- Fixed parsing of lambda expressions that appear after ``*`` or ``&`` in contexts where a declaration can appear. (#GH63880)
+- Fix name lookup in lambda appearing in the body of a requires expression. (#GH147650)
 - Fix a crash when trying to instantiate an ambiguous specialization. (#GH51866)
 - Improved handling of variables with ``consteval`` constructors, to
   consistently treat the initializer as manifestly constant-evaluated.
   (#GH135281)
+- Fix a crash in the presence of invalid base classes. (#GH147186)
 
 Bug Fixes to AST Handling
 ^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -1228,6 +1239,7 @@ OpenMP Support
 - Fixed mapping of arrays of structs containing nested structs with user defined
   mappers, by using compiler-generated default mappers for the outer structs for
   such maps.
+- Deprecation warning has been emitted for deprecated delimited form of ``declare target``.
 
 Improvements
 ^^^^^^^^^^^^

clang/include/clang/AST/Decl.h

@@ -1090,6 +1090,11 @@ class VarDecl : public DeclaratorDecl, public Redeclarable<VarDecl> {
 
     LLVM_PREFERRED_TYPE(bool)
     unsigned IsCXXCondDecl : 1;
+
+    /// Whether this variable is the implicit __range variable in a for-range
+    /// loop.
+    LLVM_PREFERRED_TYPE(bool)
+    unsigned IsCXXForRangeImplicitVar : 1;
   };
 
   union {
@@ -1591,6 +1596,19 @@ class VarDecl : public DeclaratorDecl, public Redeclarable<VarDecl> {
     NonParmVarDeclBits.IsCXXCondDecl = true;
   }
 
+  /// Whether this variable is the implicit '__range' variable in C++
+  /// range-based for loops.
+  bool isCXXForRangeImplicitVar() const {
+    return isa<ParmVarDecl>(this) ? false
+                                  : NonParmVarDeclBits.IsCXXForRangeImplicitVar;
+  }
+
+  void setCXXForRangeImplicitVar(bool FRV) {
+    assert(!isa<ParmVarDecl>(this) &&
+           "Cannot set IsCXXForRangeImplicitVar on ParmVarDecl");
+    NonParmVarDeclBits.IsCXXForRangeImplicitVar = FRV;
+  }
+
   /// Determines if this variable's alignment is dependent.
   bool hasDependentAlignment() const;
 

clang/include/clang/AST/ExprConcepts.h

@@ -310,6 +310,7 @@ class ExprRequirement : public Requirement {
       // TODO: Can we maybe not save the whole template parameter list and just
       //  the type constraint? Saving the whole TPL makes it easier to handle in
       //  serialization but is less elegant.
+      ReturnTypeRequirement(TemplateParameterList *TPL, bool IsDependent);
       ReturnTypeRequirement(TemplateParameterList *TPL);
 
       bool isDependent() const {

clang/include/clang/ASTMatchers/ASTMatchers.h

@@ -55,6 +55,7 @@
 #include "clang/AST/DeclTemplate.h"
 #include "clang/AST/Expr.h"
 #include "clang/AST/ExprCXX.h"
+#include "clang/AST/ExprConcepts.h"
 #include "clang/AST/ExprObjC.h"
 #include "clang/AST/LambdaCapture.h"
 #include "clang/AST/NestedNameSpecifier.h"
@@ -1363,6 +1364,26 @@ extern const internal::VariadicDynCastAllOfMatcher<Decl, CXXDeductionGuideDecl>
 extern const internal::VariadicDynCastAllOfMatcher<Decl, ConceptDecl>
     conceptDecl;
 
+/// Matches concept requirement.
+///
+/// Example matches 'requires(T p) { *p; }'
+/// \code
+///   template<typename T>
+///   concept dereferencable = requires(T p) { *p; }
+/// \endcode
+extern const internal::VariadicDynCastAllOfMatcher<Expr, RequiresExpr>
+    requiresExpr;
+
+/// Matches concept requirement body declaration.
+///
+/// Example matches '{ *p; }'
+/// \code
+///   template<typename T>
+///   concept dereferencable = requires(T p) { *p; }
+/// \endcode
+extern const internal::VariadicDynCastAllOfMatcher<Decl, RequiresExprBodyDecl>
+    requiresExprBodyDecl;
+
 /// Matches variable declarations.
 ///
 /// Note: this does not match declarations of member variables, which are