Avoid using -sil-inline-generics and -sil-partial-specialization when building MinSizeRel stdlib to save ~15% on codesize (#33444)

Author: kubamracek

stdlib/public/core/CMakeLists.txt

@@ -287,8 +287,10 @@ if(SWIFT_STDLIB_SIL_DEBUGGING)
   list(APPEND swift_stdlib_compile_flags "-Xfrontend" "-gsil")
 endif()
 
-list(APPEND swift_stdlib_compile_flags "-Xllvm" "-sil-inline-generics")
-list(APPEND swift_stdlib_compile_flags "-Xllvm" "-sil-partial-specialization")
+if(NOT "${CMAKE_BUILD_TYPE}" STREQUAL "MinSizeRel")
+  list(APPEND swift_stdlib_compile_flags "-Xllvm" "-sil-inline-generics")
+  list(APPEND swift_stdlib_compile_flags "-Xllvm" "-sil-partial-specialization")
+endif()
 if(SWIFT_STDLIB_ENABLE_STDLIBCORE_EXCLUSIVITY_CHECKING)
   list(APPEND swift_stdlib_compile_flags "-enforce-exclusivity=checked")
 endif()