Merge branch 'develop' into artv3/zeroTo

Author: artv3

.github/workflows/build.yml

@@ -30,7 +30,7 @@ jobs:
         with:
           build-dir: build
           options:
-            CMAKE_CXX_STANDARD=17
+            CMAKE_CXX_STANDARD=20
             ENABLE_OPENMP=Off
             CMAKE_BUILD_TYPE=Release
           run-build: true
@@ -57,8 +57,8 @@ jobs:
           build-dir: build
           options:
             ENABLE_WARNINGS_AS_ERRORS=Off
-            BLT_CXX_STD=""
-            CMAKE_CXX_STANDARD=17
+            BLT_CXX_STD="c++20"
+            CMAKE_CXX_STANDARD=20
             CMAKE_BUILD_TYPE=Release
             ${{ matrix.shared.args }}
           run-build: true

.gitlab/custom-variables.yml

@@ -20,42 +20,42 @@ variables:
   ALLOC_NAME: ${CI_PROJECT_NAME}_ci_${CI_PIPELINE_ID}
 
   # Dane (SLURM) allocation settings
-  DANE_SHARED_ALLOC: "--exclusive --reservation=ci --time=120 --nodes=1"
+  DANE_SHARED_ALLOC: "OFF"
   # Note: we repeat the reservation, helpful when jobs are manually re-triggered.
-  DANE_JOB_ALLOC: "--reservation=ci --nodes=1"
+  DANE_JOB_ALLOC: "--reservation=ci --exclusive=user --time=10 --nodes=1"
   # Project specific variants for dane
   PROJECT_DANE_VARIANTS: "~shared +openmp +vectorization +tests"
   # Project specific deps for dane
   PROJECT_DANE_DEPS: ""
 
   # Matrix (SLURM) allocation settings
-  MATRIX_SHARED_ALLOC: "--exclusive --partition=pci --time=60 --nodes=1"
+  MATRIX_SHARED_ALLOC: "OFF"
   # Note: we repeat the reservation, helpful when jobs are manually re-triggered.
-  MATRIX_JOB_ALLOC: "--partition=pci --nodes=1"
+  MATRIX_JOB_ALLOC: "--partition=pci --exclusive=user --time=20 --nodes=1"
   # Project specific variants for matrix
   PROJECT_MATRIX_VARIANTS: "~shared +cuda cuda_arch=90 +tests"
   # Project specific deps for matrix
   PROJECT_MATRIX_DEPS: ""
 
   # Corona (flux) allocation settings
-  CORONA_SHARED_ALLOC: "--exclusive --time-limit=60m --nodes=1 -o per-resource.count=2"
-  CORONA_JOB_ALLOC: "--nodes=1 --begin-time=+5s"
+  CORONA_SHARED_ALLOC: "OFF"
+  CORONA_JOB_ALLOC: "--nodes=1 --time-limit=30m --begin-time=+5s"
   # Project specific variants for corona
   PROJECT_CORONA_VARIANTS: "~shared ~openmp +vectorization +tests"
   # Project specific deps for corona
   PROJECT_CORONA_DEPS: ""
 
   # Tioga (flux) allocation settings
-  TIOGA_SHARED_ALLOC: "--exclusive --queue=pci --time-limit=70m --nodes=1 -o per-resource.count=2"
-  TIOGA_JOB_ALLOC: "--nodes=1 --begin-time=+5s"
+  TIOGA_SHARED_ALLOC: "OFF"
+  TIOGA_JOB_ALLOC: "--queue=pci --nodes=1 --time-limit=30m --begin-time=+5s"
   # Project specific variants for tioga
   PROJECT_TIOGA_VARIANTS: "~shared +openmp +vectorization +tests"
   # Project specific deps for tioga
   PROJECT_TIOGA_DEPS: ""
 
   # Tuolumne (flux) allocation settings
-  TUOLUMNE_SHARED_ALLOC: "--exclusive --queue=pci --time-limit=90m --nodes=1 -o per-resource.count=2"
-  TUOLUMNE_JOB_ALLOC: "--nodes=1 --begin-time=+5s"
+  TUOLUMNE_SHARED_ALLOC: "OFF"
+  TUOLUMNE_JOB_ALLOC: "--queue=pci --nodes=1 --time-limit=45m --begin-time=+5s"
   # Project specific variants for tuolumne
   PROJECT_TUOLUMNE_VARIANTS: "~shared +openmp +vectorization +tests"
   # Project specific deps for tuolumne

.gitlab/jobs/matrix.yml

@@ -32,10 +32,7 @@ clang_18_1_8_gcc_13_cuda_12_6_0:
 # ${PROJECT_<MACHINE>_DEPS} in the extra jobs. There is no reason not to fully
 # describe the spec here.
 
-# clang_18_1_8_cuda_12_6_0
 clang_18_1_8_cuda_12_6_0:
   variables:
-    SPEC: " ~shared +cuda cuda_arch=90 %llvm@=18.1.8 ^cuda@12.6.0+allow-unsupported-compilers"
+    SPEC: " ~shared +cuda cuda_arch=90 +tests %llvm@=18.1.8 ^cuda@12.6.0+allow-unsupported-compilers"
   extends: .job_on_matrix
-  allow_failure: true
-

.gitlab/jobs/tioga.yml

@@ -19,9 +19,11 @@
 # project. We keep ${PROJECT_<MACHINE>_VARIANTS} and ${PROJECT_<MACHINE>_DEPS}
 # So that the comparison with the original job is easier.
 
-## NOTE: rocm 6.4.1 job is in the shared RSC set of jobs
+## NOTE: rocm 6.4.3 job is in the shared RSC set of jobs
 
-## NOTE: cce 20.0.0 job is in the shared RSC set of jobs
+## NOTE: rocm 7.2.0 job is in the shared RSC set of jobs
+
+## NOTE: cce 21.0.0 job is in the shared RSC set of jobs
 
 ############
 # Extra jobs
@@ -30,20 +32,20 @@
 # ${PROJECT_<MACHINE>_DEPS} in the extra jobs. There is no reason not to fully
 # describe the spec here.
 
-rocmcc_6_4_1_hip_desul_atomics:
+rocmcc_6_4_3_hip_desul_atomics:
   variables:
-    SPEC: "~shared +rocm ~openmp +desul +tests amdgpu_target=gfx90a %llvm-amdgpu@=6.4.1 ^hip@6.4.1"
+    SPEC: "~shared +rocm ~openmp +desul +tests amdgpu_target=gfx90a %llvm-amdgpu@=6.4.3 ^hip@6.4.3"
   extends: .job_on_tioga
 
-rocmcc_6_4_1_hip_openmp:
+rocmcc_6_4_3_hip_openmp:
   variables:
-    SPEC: "~shared +rocm +openmp +omptask +tests amdgpu_target=gfx90a %llvm-amdgpu@=6.4.1 ^hip@6.4.1"
+    SPEC: "~shared +rocm +openmp +omptask +tests amdgpu_target=gfx90a %llvm-amdgpu@=6.4.3 ^hip@6.4.3"
   extends: .job_on_tioga
 
-rocmcc_6_4_1_hip_jit_proteus:
+rocmcc_6_4_3_hip_jit_proteus:
   variables:
-    SPEC: "${PROJECT_TIOGA_VARIANTS} +rocm amdgpu_target=gfx90a %llvm-amdgpu@=6.4.1 ^hip@6.4.1 ${PROJECT_TIOGA_DEPS}"
-    CMAKE_EXTRA_ARGS: "-DBUILD_SHARED=ON -DRAJA_ENABLE_JIT=ON -DLLVM_INSTALL_DIR=/opt/rocm-6.4.1/llvm"
+    SPEC: "${PROJECT_TIOGA_VARIANTS} +rocm amdgpu_target=gfx90a %llvm-amdgpu@=6.4.3 ^hip@6.4.3 ${PROJECT_TIOGA_DEPS}"
+    CMAKE_EXTRA_ARGS: "-DBUILD_SHARED=ON -DRAJA_ENABLE_JIT=ON -DLLVM_INSTALL_DIR=/opt/rocm-6.4.3/llvm"
     CTEST_REGEX: "forall.*Hip|kernel.*Hip|launch.*Hip"
     CTEST_JOBS: "16"
   extends: .job_on_tioga

.gitlab/jobs/tuolumne.yml

@@ -19,9 +19,11 @@
 # project. We keep ${PROJECT_<MACHINE>_VARIANTS} and ${PROJECT_<MACHINE>_DEPS}
 # So that the comparison with the original job is easier.
 
-## cce 20.0.0 job is in the shared RSC set of jobs
+## NOTE: rocm 6.4.3 job is in the shared RSC set of jobs
 
-## rocm 6.4.1 job is in the shared RSC set of jobs
+## NOTE: rocm 7.2.0 job is in the shared RSC set of jobs
+
+## NOTE: cce 21.0.0 job is in the shared RSC set of jobs
 
 ############
 # Extra jobs
@@ -30,12 +32,12 @@
 # ${PROJECT_<MACHINE>_DEPS} in the extra jobs. There is no reason not to fully
 # describe the spec here.
 
-rocmcc_6_4_1_hip_desul_atomics:
+rocmcc_6_4_3_hip_desul_atomics:
   variables:
-    SPEC: "~shared +rocm ~openmp +desul +tests amdgpu_target=gfx942 %llvm-amdgpu@=6.4.1 ^hip@6.4.1"
+    SPEC: "~shared +rocm ~openmp +desul +tests amdgpu_target=gfx942 %llvm-amdgpu@=6.4.3 ^hip@6.4.3"
   extends: .job_on_tuolumne
 
-rocmcc_6_4_1_hip_openmp:
+rocmcc_6_4_3_hip_openmp:
   variables:
-    SPEC: "~shared +rocm +openmp +omptask +tests amdgpu_target=gfx942 %llvm-amdgpu@=6.4.1 ^hip@6.4.1"
+    SPEC: "~shared +rocm +openmp +omptask +tests amdgpu_target=gfx942 %llvm-amdgpu@=6.4.3 ^hip@6.4.3"
   extends: .job_on_tuolumne

.travis.yml

@@ -34,7 +34,7 @@ matrix:
     env:
     - COMPILER=/opt/intel/bin/icpc
     - IMG=icc18
-    - CMAKE_EXTRA_FLAGS="-DRAJA_ENABLE_FORCEINLINE_RECURSIVE=Off -DRAJA_ENABLE_TBB=On -DBLT_CXX_STD=c++17"
+    - CMAKE_EXTRA_FLAGS="-DRAJA_ENABLE_FORCEINLINE_RECURSIVE=Off -DRAJA_ENABLE_TBB=On -DBLT_CXX_STD=c++20"
   - compiler: nvcc10.2
     env:
     - COMPILER=g++

.uberenv_config.json

@@ -4,7 +4,7 @@
 "package_final_phase" : "initconfig",
 "package_source_dir" : "../..",
 "spack_url": "https://github.com/spack/spack.git",
-"spack_branch": "v1.1.0",
+"spack_branch": "v1.1.1",
 "spack_configs_path": "scripts/radiuss-spack-configs",
 "spack_packages_path": "scripts/radiuss-spack-configs/spack_repo/llnl_radiuss/packages",
 "spack_setup_clingo": false

CMakeLists.txt

@@ -57,14 +57,11 @@ if(NOT DEFINED BLT_CXX_STD)
   if("cxx_std_20" IN_LIST CMAKE_CXX_KNOWN_FEATURES)
     set(BLT_CXX_STD c++20 CACHE STRING "Version of C++ standard")
     message("Using C++ standard: ${BLT_CXX_STD}")
-  elseif("cxx_std_17" IN_LIST CMAKE_CXX_KNOWN_FEATURES)
-    set(BLT_CXX_STD c++17 CACHE STRING "Version of C++ standard")
-    message("Using C++ standard: ${BLT_CXX_STD}")
   elseif("${CMAKE_CXX_COMPILER_ID}" IN_LIST COMPILERS_KNOWN_TO_CMAKE33)
-    set(BLT_CXX_STD c++17 CACHE STRING "Version of C++ standard")
+    set(BLT_CXX_STD c++20 CACHE STRING "Version of C++ standard")
     message("Using C++ standard: ${BLT_CXX_STD}")
   else() #cmake has no idea what to do, do it ourselves...
-    set(flag_var "c++17")
+    set(flag_var "c++20")
     CHECK_CXX_COMPILER_FLAG("-std=${flag_var}" COMPILER_SUPPORTS_${flag_var})
     if(COMPILER_SUPPORTS_${flag_var})
       set(BLT_CXX_STD ${flag_var} CACHE STRING "Version of C++ standard")
@@ -75,11 +72,20 @@ if(NOT DEFINED BLT_CXX_STD)
 else() #check BLT_CXX_STD is high enough by disallowing the only invalid option
   if(("${BLT_CXX_STD}" STREQUAL "c++98") OR
      ("${BLT_CXX_STD}" STREQUAL "c++11") OR
-     ("${BLT_CXX_STD}" STREQUAL "c++14"))
-    message(FATAL_ERROR "RAJA requires minimum C++ standard of c++17")
+     ("${BLT_CXX_STD}" STREQUAL "c++14") OR 
+     ("${BLT_CXX_STD}" STREQUAL "c++17"))
+    message(FATAL_ERROR "RAJA requires minimum C++ standard of c++20")
   endif()
 endif(NOT DEFINED BLT_CXX_STD)
 
+set(RAJA_MIN_CXX_STANDARD 20)
+
+if(DEFINED CMAKE_CXX_STANDARD
+   AND NOT CMAKE_CXX_STANDARD STREQUAL ""
+   AND ((CMAKE_CXX_STANDARD LESS RAJA_MIN_CXX_STANDARD) OR (CMAKE_CXX_STANDARD EQUAL 98)) )
+  message(FATAL_ERROR "RAJA requires minimum C++ standard of C++${RAJA_MIN_CXX_STANDARD}")
+endif()
+
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 if (NOT BLT_LOADED)

Dockerfile

@@ -8,16 +8,16 @@
 ###############################################################################
 
 ##
-## Note that we build with 'make -j 16' for newer targets and 'make -j 6' 
-## for older targets on GitHub Actions. This is reflected in the 'make' 
+## Note that we build with 'make -j 16' for newer targets and 'make -j 6'
+## for older targets on GitHub Actions. This is reflected in the 'make'
 ## commands below. This seems to work best for throughput.
 ##
 
 FROM ghcr.io/llnl/radiuss:ubuntu-24.04-gcc-12 AS gcc12
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Release -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Release -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     ctest -T test --output-on-failure && \
     make clean
@@ -26,7 +26,7 @@ FROM ghcr.io/llnl/radiuss:ubuntu-24.04-gcc-12 AS gcc12_debug
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Debug -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Debug -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     ctest -T test --output-on-failure && \
     make clean
@@ -35,7 +35,7 @@ FROM ghcr.io/llnl/radiuss:ubuntu-24.04-gcc-13 AS gcc13
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Release -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Release -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     ctest -T test --output-on-failure && \
     make clean
@@ -44,7 +44,7 @@ FROM ghcr.io/llnl/radiuss:ubuntu-24.04-gcc-13 AS gcc13_desul
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Release -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=g++ -DCMAKE_BUILD_TYPE=Release -DRAJA_ENABLE_WARNINGS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=On -DENABLE_OPENMP=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     ctest -T test --output-on-failure && \
     make clean
@@ -53,7 +53,7 @@ FROM ghcr.io/llnl/radiuss:ubuntu-24.04-clang-19 AS clang19_debug
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_BUILD_TYPE=Debug  -DENABLE_OPENMP=On -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_BUILD_TYPE=Debug  -DENABLE_OPENMP=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     ctest -T test --output-on-failure && \
     make clean
@@ -64,14 +64,14 @@ ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
 RUN clang-format --version && \
-    cmake -DENABLE_CLANGFORMAT=ON ../ && \
+    cmake -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_BUILD_TYPE=Release -DENABLE_CLANGFORMAT=ON ../ && \
     make check
 
 FROM ghcr.io/llnl/radiuss:ubuntu-24.04-clang-19 AS clang19_desul
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_BUILD_TYPE=Release -DENABLE_OPENMP=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=clang++ -DCMAKE_BUILD_TYPE=Release -DENABLE_OPENMP=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     ctest -T test --output-on-failure && \
     make clean
@@ -81,7 +81,7 @@ FROM ghcr.io/llnl/radiuss:ubuntu-24.04-intel-2024.2 AS intel2024_2
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN /bin/bash -c "source /opt/intel/oneapi/setvars.sh 2>&1 && export PATH=/opt/intel/oneapi/compiler/2024.2/bin/:\$PATH && cmake -DCMAKE_CXX_COMPILER=icpx -DCMAKE_BUILD_TYPE=Release -DENABLE_OPENMP=On -DBLT_CXX_STD=c++17 .. && \
+RUN /bin/bash -c "source /opt/intel/oneapi/setvars.sh 2>&1 && export PATH=/opt/intel/oneapi/compiler/2024.2/bin/:\$PATH && cmake -DCMAKE_CXX_COMPILER=icpx -DCMAKE_BUILD_TYPE=Release -DENABLE_OPENMP=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     make clean"
 
@@ -90,15 +90,15 @@ FROM ghcr.io/llnl/radiuss:ubuntu-24.04-intel-2024.2 AS intel2024_2_debug
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN /bin/bash -c "source /opt/intel/oneapi/setvars.sh 2>&1 && export PATH=/opt/intel/oneapi/compiler/2024.2/bin/:\$PATH && cmake -DCMAKE_CXX_COMPILER=icpx -DCMAKE_BUILD_TYPE=Debug -DENABLE_OPENMP=On -DBLT_CXX_STD=c++17 .. && \ 
+RUN /bin/bash -c "source /opt/intel/oneapi/setvars.sh 2>&1 && export PATH=/opt/intel/oneapi/compiler/2024.2/bin/:\$PATH && cmake -DCMAKE_CXX_COMPILER=icpx -DCMAKE_BUILD_TYPE=Debug -DENABLE_OPENMP=On -DBLT_CXX_STD=c++20 .. && \ 
     make -j 16 &&\
     make clean"
 
 FROM ghcr.io/llnl/radiuss:ubuntu-24.04-intel-2024.2 AS intel2024_2_sycl
 ENV GTEST_COLOR=1
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN /bin/bash -c "source /opt/intel/oneapi/setvars.sh 2>&1 && export PATH=/opt/intel/oneapi/compiler/2024.2/bin/:\$PATH && export LD_LIBRARY_PATH=/opt/intel/oneapi/2024.2/lib:\$LD_LIBRARY_PATH && cmake -DCMAKE_CXX_COMPILER=icpx -DCMAKE_CXX_FLAGS=\"-fsycl -fsycl-unnamed-lambda\" -DCMAKE_BUILD_TYPE=RELEASE -DENABLE_OPENMP=Off -DRAJA_ENABLE_SYCL=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DBLT_CXX_STD=c++17 .. && \
+RUN /bin/bash -c "source /opt/intel/oneapi/setvars.sh 2>&1 && export PATH=/opt/intel/oneapi/compiler/2024.2/bin/:\$PATH && export LD_LIBRARY_PATH=/opt/intel/oneapi/2024.2/lib:\$LD_LIBRARY_PATH && cmake -DCMAKE_CXX_COMPILER=icpx -DCMAKE_CXX_FLAGS=\"-fsycl -fsycl-unnamed-lambda\" -DCMAKE_BUILD_TYPE=RELEASE -DENABLE_OPENMP=Off -DRAJA_ENABLE_SYCL=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
     make clean"
 
@@ -107,6 +107,6 @@ ENV GTEST_COLOR=1
 ENV HCC_AMDGPU_TARGET=gfx900
 COPY . /home/raja/workspace
 WORKDIR /home/raja/workspace/build
-RUN cmake -DCMAKE_CXX_COMPILER=/opt/rocm-6.4.3/bin/amdclang++ -DROCM_PATH=/opt/rocm-6.4.3 -DCMAKE_BUILD_TYPE=Release -DENABLE_HIP=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=Off -DBLT_CXX_STD=c++17 .. && \
+RUN cmake -DCMAKE_CXX_COMPILER=/opt/rocm-6.4.3/bin/amdclang++ -DROCM_PATH=/opt/rocm-6.4.3 -DCMAKE_BUILD_TYPE=Release -DENABLE_HIP=On -DRAJA_ENABLE_DESUL_ATOMICS=On -DRAJA_ENABLE_WARNINGS_AS_ERRORS=Off -DBLT_CXX_STD=c++20 .. && \
     make -j 16 &&\
-    make clean 
+    make clean

README.md

@@ -26,7 +26,7 @@ and programming model portability for HPC applications. RAJA has two main goals:
 
 RAJA offers portable, parallel loop execution by providing building blocks 
 that extend the generally-accepted parallel for idiom. RAJA relies on standard 
-C++17 features.
+C++20 features.
 
 RAJA's design is rooted in decades of experience working on 
 production mesh-based multiphysics applications. Based on the diversity of
@@ -57,7 +57,7 @@ To clone the repo, use the command:
     git clone --recursive https://github.com/llnl/raja.git
 
 Then, you can build RAJA like any other CMake project, provided you have a C++
-compiler that supports the C++17 standard. The simplest way to build the code,
+compiler that supports the C++20 standard. The simplest way to build the code,
 using your system default compiler, is to run the following sequence of 
 commands in the top-level RAJA directory (in-source builds are not allowed!):