Intel/IntelLLVM: Fortran has distinct "-Werror"-like flag

Update the compiler options table added by commit 76a08cd253
(COMPILE_WARNING_AS_ERROR: Add options to treat warnings as errors,
2022-04-21, v3.24.0-rc1~173^2) to use the Intel Fortran compilers'
dedicated `-warn*` flags.

Modules/Compiler/Intel.cmake

@@ -13,7 +13,11 @@ include(Compiler/CMakeCommonCompilerMacros)
 if(CMAKE_HOST_WIN32)
   # MSVC-like
   macro(__compiler_intel lang)
-    set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror-all")
+    if("x${lang}" STREQUAL "xFortran")
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-warn:errors")
+    else()
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror-all")
+    endif()
   endmacro()
 else()
   # GNU-like
@@ -25,7 +29,6 @@ else()
     string(APPEND CMAKE_${lang}_FLAGS_MINSIZEREL_INIT " -Os")
     string(APPEND CMAKE_${lang}_FLAGS_RELEASE_INIT " -O3")
     string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT " -O2 -g")
-    set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror-all")
 
     set(CMAKE_${lang}_COMPILER_PREDEFINES_COMMAND "${CMAKE_${lang}_COMPILER}")
     if(CMAKE_${lang}_COMPILER_ARG1)
@@ -35,7 +38,9 @@ else()
     endif()
     list(APPEND CMAKE_${lang}_COMPILER_PREDEFINES_COMMAND "-QdM" "-P" "-Za" "${CMAKE_ROOT}/Modules/CMakeCXXCompilerABI.cpp")
 
-    if(NOT "x${lang}" STREQUAL "xFortran")
+    if("x${lang}" STREQUAL "xFortran")
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-warn" "errors")
+    else()
       # Precompile Headers
       set(CMAKE_PCH_EXTENSION .pchi)
       set(CMAKE_LINK_PCH ON)
@@ -43,6 +48,9 @@ else()
       set(CMAKE_${lang}_COMPILE_OPTIONS_INVALID_PCH -Winvalid-pch)
       set(CMAKE_${lang}_COMPILE_OPTIONS_USE_PCH -Wno-pch-messages -pch-use <PCH_FILE> -include <PCH_HEADER>)
       set(CMAKE_${lang}_COMPILE_OPTIONS_CREATE_PCH -Wno-pch-messages -pch-create <PCH_FILE> -include <PCH_HEADER>)
+
+      # COMPILE_WARNING_AS_ERROR
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror-all")
     endif()
   endmacro()
 endif()

Modules/Compiler/IntelLLVM.cmake

@@ -18,7 +18,9 @@ set(__pch_header_OBJCXX "objective-c++-header")
 if(CMAKE_HOST_WIN32)
   # MSVC-like
   macro(__compiler_intel_llvm lang)
-    if(NOT "x${lang}" STREQUAL "xFortran")
+    if("x${lang}" STREQUAL "xFortran")
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-warn:errors")
+    else()
       set(CMAKE_${lang}_COMPILE_OPTIONS_INVALID_PCH -Winvalid-pch)
       set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-WX")
     endif()
@@ -39,7 +41,6 @@ else()
     set(CMAKE_${lang}_COMPILE_OPTIONS_PIE "-fPIE")
     set(CMAKE_${lang}_LINK_OPTIONS_PIE ${CMAKE_${lang}_COMPILE_OPTIONS_PIE} "-pie")
     set(CMAKE_${lang}_LINK_OPTIONS_NO_PIE "-no-pie")
-    set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror")
 
     set(CMAKE_SHARED_LIBRARY_${lang}_FLAGS "-fPIC")
     set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-shared")
@@ -81,7 +82,9 @@ else()
       list(APPEND CMAKE_${lang}_COMPILER_PREDEFINES_COMMAND "--target=${CMAKE_${lang}_COMPILER_TARGET}")
     endif()
 
-    if(NOT "x${lang}" STREQUAL "xFortran")
+    if("x${lang}" STREQUAL "xFortran")
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-warn" "errors")
+    else()
       # Precompile Headers
       set(CMAKE_PCH_EXTENSION .pch)
       set(CMAKE_PCH_PROLOGUE "#pragma clang system_header")
@@ -89,6 +92,9 @@ else()
       set(CMAKE_${lang}_COMPILE_OPTIONS_INVALID_PCH -Winvalid-pch)
       set(CMAKE_${lang}_COMPILE_OPTIONS_USE_PCH -Xclang -include-pch -Xclang <PCH_FILE> -Xclang -include -Xclang <PCH_HEADER>)
       set(CMAKE_${lang}_COMPILE_OPTIONS_CREATE_PCH -Xclang -emit-pch -Xclang -include -Xclang <PCH_HEADER> -x ${__pch_header_${lang}})
+
+      # COMPILE_WARNING_AS_ERROR
+      set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror")
     endif()
   endmacro()
 endif()