cmake : add utf8 compilation options for msvc (#17682)

ggml/CMakeLists.txt

@@ -408,62 +408,67 @@ if (MSVC)
         /wd4996  # Disable POSIX deprecation warnings
         /wd4702  # Unreachable code warnings
     )
-    function(disable_msvc_warnings target_name)
+    set(MSVC_COMPILE_OPTIONS
+        "$<$<COMPILE_LANGUAGE:C>:/utf-8>"
+        "$<$<COMPILE_LANGUAGE:CXX>:/utf-8>"
+    )
+    function(configure_msvc_target target_name)
         if(TARGET ${target_name})
             target_compile_options(${target_name} PRIVATE ${MSVC_WARNING_FLAGS})
+            target_compile_options(${target_name} PRIVATE ${MSVC_COMPILE_OPTIONS})
         endif()
     endfunction()
 
-    disable_msvc_warnings(ggml-base)
-    disable_msvc_warnings(ggml)
-    disable_msvc_warnings(ggml-cpu)
-    disable_msvc_warnings(ggml-cpu-x64)
-    disable_msvc_warnings(ggml-cpu-sse42)
-    disable_msvc_warnings(ggml-cpu-sandybridge)
-    disable_msvc_warnings(ggml-cpu-haswell)
-    disable_msvc_warnings(ggml-cpu-skylakex)
-    disable_msvc_warnings(ggml-cpu-icelake)
-    disable_msvc_warnings(ggml-cpu-alderlake)
+    configure_msvc_target(ggml-base)
+    configure_msvc_target(ggml)
+    configure_msvc_target(ggml-cpu)
+    configure_msvc_target(ggml-cpu-x64)
+    configure_msvc_target(ggml-cpu-sse42)
+    configure_msvc_target(ggml-cpu-sandybridge)
+    configure_msvc_target(ggml-cpu-haswell)
+    configure_msvc_target(ggml-cpu-skylakex)
+    configure_msvc_target(ggml-cpu-icelake)
+    configure_msvc_target(ggml-cpu-alderlake)
 
     if (GGML_BUILD_EXAMPLES)
-        disable_msvc_warnings(common-ggml)
-        disable_msvc_warnings(common)
+        configure_msvc_target(common-ggml)
+        configure_msvc_target(common)
 
-        disable_msvc_warnings(mnist-common)
-        disable_msvc_warnings(mnist-eval)
-        disable_msvc_warnings(mnist-train)
+        configure_msvc_target(mnist-common)
+        configure_msvc_target(mnist-eval)
+        configure_msvc_target(mnist-train)
 
-        disable_msvc_warnings(gpt-2-ctx)
-        disable_msvc_warnings(gpt-2-alloc)
-        disable_msvc_warnings(gpt-2-backend)
-        disable_msvc_warnings(gpt-2-sched)
-        disable_msvc_warnings(gpt-2-quantize)
-        disable_msvc_warnings(gpt-2-batched)
+        configure_msvc_target(gpt-2-ctx)
+        configure_msvc_target(gpt-2-alloc)
+        configure_msvc_target(gpt-2-backend)
+        configure_msvc_target(gpt-2-sched)
+        configure_msvc_target(gpt-2-quantize)
+        configure_msvc_target(gpt-2-batched)
 
-        disable_msvc_warnings(gpt-j)
-        disable_msvc_warnings(gpt-j-quantize)
+        configure_msvc_target(gpt-j)
+        configure_msvc_target(gpt-j-quantize)
 
-        disable_msvc_warnings(magika)
-        disable_msvc_warnings(yolov3-tiny)
-        disable_msvc_warnings(sam)
+        configure_msvc_target(magika)
+        configure_msvc_target(yolov3-tiny)
+        configure_msvc_target(sam)
 
-        disable_msvc_warnings(simple-ctx)
-        disable_msvc_warnings(simple-backend)
+        configure_msvc_target(simple-ctx)
+        configure_msvc_target(simple-backend)
     endif()
 
     if (GGML_BUILD_TESTS)
-        disable_msvc_warnings(test-mul-mat)
-        disable_msvc_warnings(test-arange)
-        disable_msvc_warnings(test-backend-ops)
-        disable_msvc_warnings(test-cont)
-        disable_msvc_warnings(test-conv-transpose)
-        disable_msvc_warnings(test-conv-transpose-1d)
-        disable_msvc_warnings(test-conv1d)
-        disable_msvc_warnings(test-conv2d)
-        disable_msvc_warnings(test-conv2d-dw)
-        disable_msvc_warnings(test-customop)
-        disable_msvc_warnings(test-dup)
-        disable_msvc_warnings(test-opt)
-        disable_msvc_warnings(test-pool)
+        configure_msvc_target(test-mul-mat)
+        configure_msvc_target(test-arange)
+        configure_msvc_target(test-backend-ops)
+        configure_msvc_target(test-cont)
+        configure_msvc_target(test-conv-transpose)
+        configure_msvc_target(test-conv-transpose-1d)
+        configure_msvc_target(test-conv1d)
+        configure_msvc_target(test-conv2d)
+        configure_msvc_target(test-conv2d-dw)
+        configure_msvc_target(test-customop)
+        configure_msvc_target(test-dup)
+        configure_msvc_target(test-opt)
+        configure_msvc_target(test-pool)
     endif ()
 endif()