More accurate stopper message.

PDoakORNL · Sep 29, 2021 · 707977e · 707977e
1 parent 761745b
commit 707977e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -669,7 +669,8 @@ if(QMC_CUDA OR ENABLE_CUDA)
       message(FATAL_ERROR "QMC_CUDA or ENABLE_CUDA require CMake 3.17.0 or later")
     endif()
     if(DEFINED CUDA_ARCH)
-      message(FATAL_ERROR "Use CMAKE_CUDA_ARCHITECTURES instead of CUDA_ARCH variable")
+      unset(CUDA_ARCH CACHE)
+      message(FATAL_ERROR "CUDA_ARCH option has been removed. Use -DCMAKE_CUDA_ARCHITECTURES=80 if -DCUDA_ARCH=sm_80 was used.")
     endif()
     if(NOT DEFINED CMAKE_CUDA_ARCHITECTURES)
       set(CMAKE_CUDA_ARCHITECTURES 70)