[SYCL] Fix build on Windows when ccache enabled (#9954) (#9976)

* [SYCL] Fix build on Windows when ccache enabled (#9954)

* take effect only on windows and force it to icl

---------

Co-authored-by: Romain Biessy <redacted>

diff --git a/ggml/src/CMakeLists.txt b/ggml/src/CMakeLists.txt
index c1c7498694beb01112aa807f46ad07d733c29ec6..1e4c2422756acc7d7d025f30557fc506901a4688 100644 (file)
--- a/ggml/src/CMakeLists.txt
+++ b/ggml/src/CMakeLists.txt
@@ -76,7 +76,11 @@ if (GGML_CCACHE)
             set(GGML_CCACHE_VARIANT sccache)
         endif()
         # TODO: should not be set globally
-        set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${GGML_CCACHE_VARIANT}")
+        if (GGML_SYCL AND GGML_CCACHE_FOUND AND WIN32)
+            set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "ccache compiler_type=icl")
+        else ()
+            set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${GGML_CCACHE_VARIANT}")
+        endif ()
         set(ENV{CCACHE_SLOPPINESS} time_macros)
         message(STATUS "${GGML_CCACHE_VARIANT} found, compilation results will be cached. Disable with GGML_CCACHE=OFF.")
     else()