ci: Update NVHPC to version 26.3

It uses CUDA 13.2, which requires GPU arch 75 or above.

.gitlab-ci.yml

@@ -460,11 +460,11 @@ t:fedora43-instrumentation:
     variables:
         CMAKE_CI_JOB_NIGHTLY: "true"
 
-t:nvhpc24.9-ninja:
+t:nvhpc26.3-ninja:
     extends:
         - .nvhpc_ninja
         - .cmake_test_linux_release
-        - .linux_x86_64_v3_tags_cuda_arch_52
+        - .linux_x86_64_v3_tags_cuda_arch_75
         - .rules
         - .needs_centos7_x86_64
     variables:

.gitlab/ci/configure_nvhpc_ninja.cmake

@@ -1,9 +1,9 @@
 set(CMake_TEST_CUDA "NVIDIA" CACHE STRING "")
-set(CMake_TEST_CUDA_ARCH "52" CACHE STRING "")
+set(CMake_TEST_CUDA_ARCH "75" CACHE STRING "")
 set(CMake_TEST_CUDA_CUPTI "ON" CACHE STRING "")
 
-set(CMake_TEST_C_STANDARDS "90;99;11;17" CACHE STRING "")
-set(CMake_TEST_CXX_STANDARDS "98;11;14;17;20;23" CACHE STRING "")
+set(CMake_TEST_C_STANDARDS "90;99;11;17;23" CACHE STRING "")
+set(CMake_TEST_CXX_STANDARDS "98;11;14;17;20;23;26" CACHE STRING "")
 
 set(configure_no_sccache 1)
 

.gitlab/ci/docker/nvhpc26.3/Dockerfile

@@ -1,5 +1,5 @@
 # https://catalog.ngc.nvidia.com/orgs/nvidia/containers/nvhpc/tags
-FROM kitware/nvidia-nvhpc:24.9-devel-cuda_multi-ubuntu24.04
+FROM kitware/nvidia-nvhpc:26.3-devel-cuda_multi-ubuntu24.04
 MAINTAINER Brad King <brad.king@kitware.com>
 
 COPY install_deps.sh /root/install_deps.sh

.gitlab/os-linux.yml

@@ -407,7 +407,7 @@
 ### NVHPC Compiler
 
 .nvhpc:
-    image: "kitware/cmake:ci-nvhpc24.9-x86_64-2024-09-27"
+    image: "kitware/cmake:ci-nvhpc26.3-x86_64-2026-03-31"
     variables:
         CMAKE_ARCH: x86_64
         CMAKE_CUDA_ARCHITECTURES_NATIVE_CLAMP: 1
@@ -666,10 +666,10 @@
         - docker
         - linux-x86_64
 
-.linux_x86_64_v3_tags_cuda_arch_52:
+.linux_x86_64_v3_tags_cuda_arch_75:
     tags:
         - cmake
-        - cuda-arch-52
+        - cuda-arch-75
         - docker
         - linux-x86_64-v3