Set default target architectures for ASAN build (#378)

Device-side address sanitizer instrumentation requires xnack+.
Set the default target GPU architectures to those that provide xnack.

CMakeLists.txt

@@ -78,9 +78,17 @@ if(NOT (CMAKE_CXX_COMPILER MATCHES ".*nvcc$" OR "${CMAKE_CXX_COMPILER_ID}" STREQ
   set_property(CACHE GPU_TARGETS PROPERTY STRINGS "all")
 
   if(GPU_TARGETS STREQUAL "all")
-    rocm_check_target_ids(DEFAULT_AMDGPU_TARGETS
-      TARGETS "gfx803;gfx900:xnack-;gfx906:xnack-;gfx908:xnack-;gfx90a:xnack-;gfx90a:xnack+;gfx940;gfx941;gfx942;gfx1030;gfx1100;gfx1101;gfx1102"
-    )
+    if(BUILD_ADDRESS_SANITIZER)
+      # ASAN builds require xnack
+      rocm_check_target_ids(DEFAULT_AMDGPU_TARGETS
+        TARGETS "gfx908:xnack+;gfx90a:xnack+;gfx940:xnack+;gfx941:xnack+;gfx942:xnack+"
+      )
+    else()
+      rocm_check_target_ids(DEFAULT_AMDGPU_TARGETS
+        TARGETS "gfx803;gfx900:xnack-;gfx906:xnack-;gfx908:xnack-;gfx90a:xnack-;gfx90a:xnack+;gfx940;gfx941;gfx942;gfx1030;gfx1100;gfx1101;gfx1102"
+      )
+    endif()
+
     set(GPU_TARGETS "${DEFAULT_AMDGPU_TARGETS}" CACHE STRING "GPU architectures to compile for" FORCE)
   endif()
 endif()