Merge from 'main' to 'sycl-web' (167 commits)

  CONFLICT (content): Merge conflict in llvm/lib/Target/AMDGPU/AMDGPUPromoteAlloca.cpp
  CONFLICT (content): Merge conflict in llvm/test/CodeGen/AMDGPU/promote-alloca-subvecs.ll

Author: fineg74

.github/workflows/docs.yml

@@ -24,6 +24,7 @@ on:
       - 'openmp/docs/**'
       - 'polly/docs/**'
       - 'flang/docs/**'
+      - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
   pull_request:
     paths:
       - 'llvm/docs/**'
@@ -37,6 +38,7 @@ on:
       - 'openmp/docs/**'
       - 'polly/docs/**'
       - 'flang/docs/**'
+      - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
 
 jobs:
   check-docs-build:
@@ -80,6 +82,7 @@ jobs:
               - 'polly/docs/**'
             flang:
               - 'flang/docs/**'
+              - 'flang/include/flang/Optimizer/Dialect/FIROps.td'
       - name: Fetch LLVM sources (PR)
         if: ${{ github.event_name == 'pull_request' }}
         uses: actions/checkout@v4

.github/workflows/libcxx-build-and-test.yaml

@@ -43,7 +43,8 @@ env:
 
 jobs:
   stage1:
-    runs-on: libcxx-runners-16
+    runs-on:
+      group: libcxx-runners-16
     continue-on-error: false
     strategy:
       fail-fast: true
@@ -80,7 +81,8 @@ jobs:
             **/CMakeOutput.log
             **/crash_diagnostics/*
   stage2:
-    runs-on: libcxx-runners-8
+    runs-on:
+      group: libcxx-runners-8
     needs: [ stage1 ]
     continue-on-error: false
     strategy:
@@ -171,9 +173,10 @@ jobs:
           std_modules: 'OFF'
         # Use a larger machine for MSAN to avoid timeout and memory allocation issues.
         - config: 'generic-msan'
-          machine: libcxx-runners-30
+          machine: libcxx-runners-32
           std_modules: 'OFF'
-    runs-on: ${{ matrix.machine }}
+    runs-on:
+      group: ${{ matrix.machine }}
     steps:
       - uses: actions/checkout@v4
       - name: ${{ matrix.config }}

.github/workflows/scorecard.yml

@@ -22,6 +22,7 @@ jobs:
   analysis:
     name: Scorecard analysis
     runs-on: ubuntu-latest
+    if: github.repository == 'llvm/llvm-project'
     permissions:
       # Needed to upload the results to code-scanning dashboard.
       security-events: write

.mailmap

@@ -34,6 +34,7 @@
 <thakis@chromium.org> <nicolasweber@gmx.de>
 Jon Roelofs <jonathan_roelofs@apple.com> <jonathan@codesourcery.com>
 Jon Roelofs <jonathan_roelofs@apple.com> <jroelofs@jroelofs.com>
+Jonathan Thackray <jonathan.thackray@arm.com> <jthackray@users.noreply.github.com>
 LLVM GN Syncbot <llvmgnsyncbot@gmail.com>
 Martin Storsjö <martin@martin.st>
 Med Ismail Bennani <ismail@bennani.ma> <m.i.b@apple.com>

clang-tools-extra/clang-tidy/readability/IdentifierNamingCheck.cpp

@@ -872,8 +872,8 @@ bool IdentifierNamingCheck::matchesStyle(
       llvm::Regex("^[a-z][a-zA-Z0-9]*$"),
       llvm::Regex("^[A-Z][A-Z0-9_]*$"),
       llvm::Regex("^[A-Z][a-zA-Z0-9]*$"),
-      llvm::Regex("^[A-Z]([a-z0-9]*(_[A-Z])?)*"),
-      llvm::Regex("^[a-z]([a-z0-9]*(_[A-Z])?)*"),
+      llvm::Regex("^[A-Z]+([a-z0-9]*_[A-Z0-9]+)*[a-z0-9]*$"),
+      llvm::Regex("^[a-z]+([a-z0-9]*_[A-Z0-9]+)*[a-z0-9]*$"),
       llvm::Regex("^[A-Z]([a-z0-9_]*[a-z])*$"),
   };
 

clang-tools-extra/docs/ReleaseNotes.rst

@@ -416,7 +416,8 @@ Changes in existing checks
   ``Leading_upper_snake_case`` naming convention. The handling of ``typedef``
   has been enhanced, particularly within complex types like function pointers
   and cases where style checks were omitted when functions started with macros.
-  Added support for C++20 ``concept`` declarations.
+  Added support for C++20 ``concept`` declarations. ``Camel_Snake_Case`` and
+  ``camel_Snake_Case`` now detect more invalid identifier names.
 
 - Improved :doc:`readability-implicit-bool-conversion
   <clang-tidy/checks/readability/implicit-bool-conversion>` check to take

clang-tools-extra/docs/clang-tidy/checks/hicpp/avoid-c-arrays.rst

@@ -8,3 +8,4 @@ hicpp-avoid-c-arrays
 The hicpp-avoid-c-arrays check is an alias, please see
 :doc:`modernize-avoid-c-arrays <../modernize/avoid-c-arrays>`
 for more information.
+It partly enforces the `rule 4.1.1 <https://www.perforce.com/resources/qac/high-integrity-cpp-coding-standard/standard-conversions>`_.

clang-tools-extra/docs/clang-tidy/checks/hicpp/avoid-goto.rst

@@ -5,10 +5,7 @@
 hicpp-avoid-goto
 ================
 
-The `hicpp-avoid-goto` check is an alias to
-:doc:`cppcoreguidelines-avoid-goto <../cppcoreguidelines/avoid-goto>`.
-Rule `6.3.1 High Integrity C++ <https://www.perforce.com/resources/qac/high-integrity-cpp-coding-standard/statements>`_
-requires that ``goto`` only skips parts of a block and is not used for other
-reasons.
-
-Both coding guidelines implement the same exception to the usage of ``goto``.
+The `hicpp-avoid-goto` check is an alias, please see
+:doc:`cppcoreguidelines-avoid-goto <../cppcoreguidelines/avoid-goto>`
+for more information.
+It enforces the `rule 6.3.1 <https://www.perforce.com/resources/qac/high-integrity-cpp-coding-standard/statements>`_.

clang-tools-extra/docs/clang-tidy/checks/hicpp/no-assembler.rst

@@ -1,10 +1,10 @@
 .. title:: clang-tidy - hicpp-no-assembler
 
 hicpp-no-assembler
-===================
+==================
 
-Check for assembler statements. No fix is offered.
+Checks for assembler statements. Use of inline assembly should be avoided since
+it restricts the portability of the code.
 
-Inline assembler is forbidden by the `High Integrity C++ Coding Standard
-<https://www.perforce.com/resources/qac/high-integrity-cpp-coding-standard/declarations>`_
-as it restricts the portability of code.
+This enforces `rule 7.5.1 <https://www.perforce.com/resources/qac/high-integrity-cpp-coding-standard/declarations>`_
+of the High Integrity C++ Coding Standard.

clang-tools-extra/test/clang-tidy/checkers/readability/identifier-naming-case-match.cpp

@@ -0,0 +1,60 @@
+// RUN: %check_clang_tidy -std=c++20 %s readability-identifier-naming %t -- \
+// RUN:   -config='{CheckOptions: { \
+// RUN:     readability-identifier-naming.ClassCase: Camel_Snake_Case, \
+// RUN:     readability-identifier-naming.StructCase: camel_Snake_Back, \
+// RUN:   }}'
+
+// clang-format off
+
+//===----------------------------------------------------------------------===//
+// Camel_Snake_Case tests
+//===----------------------------------------------------------------------===//
+class XML_Parser {};
+class Xml_Parser {};
+class XML_Parser_2 {};
+// NO warnings or fixes expected as these identifiers are Camel_Snake_Case
+
+class XmlParser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: invalid case style for class 'XmlParser'
+// CHECK-FIXES: {{^}}class Xml_Parser {};{{$}}
+
+class Xml_parser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: invalid case style for class 'Xml_parser'
+// CHECK-FIXES: {{^}}class Xml_Parser {};{{$}}
+
+class xml_parser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: invalid case style for class 'xml_parser'
+// CHECK-FIXES: {{^}}class Xml_Parser {};{{$}}
+
+class xml_Parser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: invalid case style for class 'xml_Parser'
+// CHECK-FIXES: {{^}}class Xml_Parser {};{{$}}
+
+class xml_Parser_2 {};
+// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: invalid case style for class 'xml_Parser_2'
+// CHECK-FIXES: {{^}}class Xml_Parser_2 {};{{$}}
+
+class t {};
+// CHECK-MESSAGES: :[[@LINE-1]]:7: warning: invalid case style for class 't'
+// CHECK-FIXES: {{^}}class T {};{{$}}
+
+//===----------------------------------------------------------------------===//
+// camel_Snake_Back tests
+//===----------------------------------------------------------------------===//
+struct json_Parser {};
+struct json_Parser_2 {};
+struct u {};
+// NO warnings or fixes expected as these identifiers are camel_Snake_Back
+
+struct JsonParser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: invalid case style for struct 'JsonParser'
+// CHECK-FIXES: {{^}}struct json_Parser {};{{$}}
+
+struct Json_parser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: invalid case style for struct 'Json_parser'
+// CHECK-FIXES: {{^}}struct json_Parser {};{{$}}
+
+struct json_parser {};
+// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: invalid case style for struct 'json_parser'
+// CHECK-FIXES: {{^}}struct json_Parser {};{{$}}
+