Add patch for Intel compilers

var/spack/repos/builtin/packages/cmake/intel-c-gnu11.patch

+diff --git a/Modules/Compiler/Intel-C.cmake b/Modules/Compiler/Intel-C.cmake
+index eb9602a..edca154 100644
+--- a/Modules/Compiler/Intel-C.cmake
++++ b/Modules/Compiler/Intel-C.cmake
+@@ -16,14 +16,14 @@ endif()
+ 
+ if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 15.0.0)
+   set(CMAKE_C11_STANDARD_COMPILE_OPTION "${_std}=c11")
+-  set(CMAKE_C11_EXTENSION_COMPILE_OPTION "${_std}=c11")
++  set(CMAKE_C11_EXTENSION_COMPILE_OPTION "${_std}=gnu11")
+ endif()
+ 
+-if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 12.1)
++if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 12.0)
+   set(CMAKE_C90_STANDARD_COMPILE_OPTION "${_std}=c89")
+-  set(CMAKE_C90_EXTENSION_COMPILE_OPTION "${_std}=c89")
++  set(CMAKE_C90_EXTENSION_COMPILE_OPTION "${_std}=gnu89")
+   set(CMAKE_C99_STANDARD_COMPILE_OPTION "${_std}=c99")
+-  set(CMAKE_C99_EXTENSION_COMPILE_OPTION "${_std}=c99")
++  set(CMAKE_C99_EXTENSION_COMPILE_OPTION "${_std}=gnu99")
+ endif()
+ 
+ if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 12.1)

var/spack/repos/builtin/packages/cmake/package.py

@@ -67,6 +67,10 @@ class Cmake(Package):
     depends_on('openssl',        when='+openssl')
     depends_on('ncurses',        when='+ncurses')
 
+    # Cannot build with Intel, should be fixed in 3.6.2
+    # https://gitlab.kitware.com/cmake/cmake/issues/16226
+    patch('intel-c-gnu11.patch', when='@3.6.0:3.6.1')
+
     def url_for_version(self, version):
         """Handle CMake's version-based custom URLs."""
         return 'https://cmake.org/files/v%s/cmake-%s.tar.gz' % (