run 'git merge main'

Author: mingmingl-llvm

.ci/all_requirements.txt

@@ -194,9 +194,9 @@ ml-dtypes==0.5.1 ; python_version < "3.13" \
     --hash=sha256:d13755f8e8445b3870114e5b6240facaa7cb0c3361e54beba3e07fa912a6e12b \
     --hash=sha256:fd918d4e6a4e0c110e2e05be7a7814d10dc1b95872accbf6512b80a109b71ae1
     # via -r mlir/python/requirements.txt
-nanobind==2.7.0 \
-    --hash=sha256:73b12d0e751d140d6c1bf4b215e18818a8debfdb374f08dc3776ad208d808e74 \
-    --hash=sha256:f9f1b160580c50dcf37b6495a0fd5ec61dc0d95dae5f8004f87dd9ad7eb46b34
+nanobind==2.9.2 \
+    --hash=sha256:c37957ffd5eac7eda349cff3622ecd32e5ee1244ecc912c99b5bc8188bafd16e \
+    --hash=sha256:e7608472de99d375759814cab3e2c94aba3f9ec80e62cfef8ced495ca5c27d6e
     # via -r mlir/python/requirements.txt
 numpy==2.0.2 \
     --hash=sha256:0123ffdaa88fa4ab64835dcbde75dcdf89c453c922f18dced6e27c90d1d0ec5a \
@@ -383,6 +383,10 @@ swig==4.3.1 \
     --hash=sha256:efec16327029f682f649a26da726bb0305be8800bd0f1fa3e81bf0769cf5b476 \
     --hash=sha256:fc496c0d600cf1bb2d91e28d3d6eae9c4301e5ea7a0dec5a4281b5efed4245a8
     # via -r lldb/test/requirements.txt
+typing-extensions==4.15.0 \
+    --hash=sha256:0cea48d173cc12fa28ecabc3b837ea3cf6f38c6d1136f85cbaaf598984861466 \
+    --hash=sha256:f0fa19c6845758ab08074a0cfa8b7aecb71c999ca73d62883bc25cc018c4e548
+    # via -r mlir/python/requirements.txt
 urllib3==2.5.0 \
     --hash=sha256:3fc47733c7e419d4bc3f6b3dc2b4f890bb743906a30d56ba4a5bfa4bbff92760 \
     --hash=sha256:e6b01673c0fa6a13e374b50871808eb3bf7046c4b125b216f6bf1cc604cff0dc

.ci/compute_projects.py

@@ -150,6 +150,7 @@
     "mlir": "check-mlir",
     "openmp": "check-openmp",
     "polly": "check-polly",
+    "lit": "check-lit",
 }
 
 RUNTIMES = {"libcxx", "libcxxabi", "libunwind", "compiler-rt", "libc", "flang-rt"}
@@ -166,8 +167,12 @@
     ("llvm", "utils", "gn"): "gn",
     (".github", "workflows", "premerge.yaml"): ".ci",
     ("third-party",): ".ci",
+    ("llvm", "utils", "lit"): "lit",
 }
 
+# Projects that should run tests but cannot be explicitly built.
+SKIP_BUILD_PROJECTS = ["CIR", "lit"]
+
 # Projects that should not run any tests. These need to be metaprojects.
 SKIP_PROJECTS = ["docs", "gn"]
 
@@ -315,7 +320,9 @@ def get_env_variables(modified_files: list[str], platform: str) -> Set[str]:
     # clang build, but it requires an explicit option to enable. We set that
     # option here, and remove it from the projects_to_build list.
     enable_cir = "ON" if "CIR" in projects_to_build else "OFF"
-    projects_to_build.discard("CIR")
+    # Remove any metaprojects from the list of projects to build.
+    for project in SKIP_BUILD_PROJECTS:
+        projects_to_build.discard(project)
 
     # We use a semicolon to separate the projects/runtimes as they get passed
     # to the CMake invocation and thus we need to use the CMake list separator

.ci/compute_projects_test.py

@@ -413,6 +413,30 @@ def test_third_party_benchmark(self):
             "check-cxx check-cxxabi check-unwind",
         )
 
+    def test_lit(self):
+        env_variables = compute_projects.get_env_variables(
+            ["llvm/utils/lit/CMakeLists.txt"], "Linux"
+        )
+        self.assertEqual(
+            env_variables["projects_to_build"],
+            "bolt;clang;clang-tools-extra;flang;lld;lldb;llvm;mlir;polly",
+        )
+        self.assertEqual(
+            env_variables["project_check_targets"],
+            "check-bolt check-clang check-clang-tools check-flang check-lit check-lld check-lldb check-llvm check-mlir check-polly",
+        )
+        self.assertEqual(
+            env_variables["runtimes_to_build"], "libcxx;libcxxabi;libunwind"
+        )
+        self.assertEqual(
+            env_variables["runtimes_check_targets"],
+            "",
+        )
+        self.assertEqual(
+            env_variables["runtimes_check_targets_needs_reconfig"],
+            "check-cxx check-cxxabi check-unwind",
+        )
+
 
 if __name__ == "__main__":
     unittest.main()

.ci/monolithic-linux.sh

@@ -32,8 +32,6 @@ enable_cir="${6}"
 lit_args="-v --xunit-xml-output ${BUILD_DIR}/test-results.xml --use-unique-output-file-name --timeout=1200 --time-tests --succinct"
 
 start-group "CMake"
-export PIP_BREAK_SYSTEM_PACKAGES=1
-pip install -q -r "${MONOREPO_ROOT}"/.ci/all_requirements.txt
 
 # Set the system llvm-symbolizer as preferred.
 export LLVM_SYMBOLIZER_PATH=`which llvm-symbolizer`
@@ -61,7 +59,8 @@ cmake -S "${MONOREPO_ROOT}"/llvm -B "${BUILD_DIR}" \
       -D LLDB_ENABLE_PYTHON=ON \
       -D LLDB_ENFORCE_STRICT_TEST_REQUIREMENTS=ON \
       -D CMAKE_INSTALL_PREFIX="${INSTALL_DIR}" \
-      -D CMAKE_EXE_LINKER_FLAGS="-no-pie"
+      -D CMAKE_EXE_LINKER_FLAGS="-no-pie" \
+      -D LLVM_ENABLE_WERROR=ON
 
 start-group "ninja"
 

.ci/monolithic-windows.sh

@@ -56,6 +56,8 @@ start-group "ninja"
 # Targets are not escaped as they are passed as separate arguments.
 ninja -C "${BUILD_DIR}" -k 0 ${targets} |& tee ninja.log
 
-start-group "ninja runtimes"
-
-ninja -C "${BUILD_DIR}" -k 0 ${runtimes_targets} |& tee ninja_runtimes.log
+if [[ "${runtime_targets}" != "" ]]; then
+  start-group "ninja runtimes"
+  
+  ninja -C "${BUILD_DIR}" -k 0 ${runtimes_targets} |& tee ninja_runtimes.log
+fi

.ci/utils.sh

@@ -52,3 +52,10 @@ function start-group {
     echo "Starting $groupname"
   fi
 }
+
+export PIP_BREAK_SYSTEM_PACKAGES=1
+pip install -q -r "${MONOREPO_ROOT}"/.ci/all_requirements.txt
+
+if [[ "$GITHUB_ACTIONS" != "" ]]; then
+  python .ci/cache_lit_timing_files.py download
+fi

.clang-format

@@ -1 +1,2 @@
 BasedOnStyle: LLVM
+LineEnding: LF

.github/CODEOWNERS

@@ -17,6 +17,7 @@
 /runtimes/ @llvm/reviewers-libcxx
 
 /llvm/lib/Analysis/BasicAliasAnalysis.cpp @nikic
+/llvm/lib/Analysis/HashRecognize.cpp @artagnon @pfusik
 /llvm/lib/Analysis/InstructionSimplify.cpp @nikic
 /llvm/lib/Analysis/LazyValueInfo.cpp @nikic
 /llvm/lib/Analysis/ScalarEvolution.cpp @nikic
@@ -58,6 +59,10 @@
 /mlir/**/BufferizableOpInterfaceImpl.* @matthias-springer
 /mlir/Dialect/*/Transforms/Bufferize.cpp @matthias-springer
 
+# DLTI Dialect in MLIR
+/mlir/**/Dialect/DLTI @rolfmorel
+/mlir/**/DataLayoutInterfaces.* @rolfmorel
+
 # Linalg Dialect in MLIR.
 /mlir/include/mlir/Dialect/Linalg @dcaballe @nicolasvasilache @rengolin
 /mlir/lib/Dialect/Linalg @dcaballe @nicolasvasilache @rengolin
@@ -95,9 +100,9 @@
 /mlir/lib/Dialect/Tensor/Transforms/* @hanhanW @nicolasvasilache
 
 # Transform Dialect in MLIR.
-/mlir/include/mlir/Dialect/Transform/* @ftynse @nicolasvasilache
-/mlir/lib/Dialect/Transform/* @ftynse @nicolasvasilache
-/mlir/**/*TransformOps* @ftynse @nicolasvasilache
+/mlir/include/mlir/Dialect/Transform/* @ftynse @nicolasvasilache @rolfmorel
+/mlir/lib/Dialect/Transform/* @ftynse @nicolasvasilache @rolfmorel
+/mlir/**/*TransformOps* @ftynse @nicolasvasilache @rolfmorel
 
 # SPIR-V Dialect in MLIR.
 /mlir/**/SPIRV/ @antiagainst @kuhar
@@ -131,6 +136,9 @@
 /mlir/**/Transforms/Mem2Reg.* @moxinilian
 /mlir/**/Transforms/SROA.* @moxinilian
 
+# MLIR IRDL-related
+/mlir/**/*IRDL* @moxinilian
+
 # BOLT
 /bolt/ @aaupov @maksfb @rafaelauler @ayermolo @yota9 @paschalis-mpeis @yozhu
 

.github/dependabot.yml

@@ -1090,6 +1090,14 @@ clang:openmp:
   - llvm/unittests/Frontend/OpenMP*
   - llvm/test/Transforms/OpenMP/**
 
+clang:temporal-safety:
+  - clang/include/clang/Analysis/Analyses/LifetimeSafety*
+  - clang/lib/Analysis/LifetimeSafety*
+  - clang/unittests/Analysis/LifetimeSafety*
+  - clang/test/Sema/*lifetime-safety*
+  - clang/test/Sema/*lifetime-analysis*
+  - clang/test/Analysis/LifetimeSafety/**
+
 clang:as-a-library:
   - clang/tools/libclang/**
   - clang/bindings/**
@@ -1113,3 +1121,6 @@ tablegen:
   - llvm/include/TableGen/**
   - llvm/lib/TableGen/**
   - llvm/utils/TableGen/**
+
+infrastructure:
+  - .ci/**