wrf: add ARM compiler support (spack#38695)

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

@@ -193,6 +193,17 @@ class Wrf(Package):
         sha256="27c7268f6c84b884d21e4afad0bab8554b06961cf4d6bfd7d0f5a457dcfdffb1",
         when="@4.3.1",
     )
+    # Add ARM compiler support
+    patch(
+        "https://github.com/wrf-model/WRF/pull/1888/commits/4a084e03575da65f254917ef5d8eb39074abd3fc.patch",
+        sha256="c522c4733720df9a18237c06d8ab6199fa9674d78375b644aec7017cb38af9c5",
+        when="@4.5: %arm",
+    )
+    patch(
+        "https://github.com/wrf-model/WRF/pull/1888/commits/6087d9192f7f91967147e50f5bc8b9e49310cf98.patch",
+        sha256="f82a18cf7334e0cbbfdf4ef3aa91ca26d4a372709f114ce0116b3fbb136ffac6",
+        when="@4.5: %arm",
+    )
 
     depends_on("pkgconfig", type=("build"))
     depends_on("libtirpc")
@@ -339,7 +350,7 @@ def configure(self, spec, prefix):
         # Remove broken default options...
         self.do_configure_fixup()
 
-        if self.spec.compiler.name not in ["intel", "gcc", "aocc", "fj", "oneapi"]:
+        if self.spec.compiler.name not in ["intel", "gcc", "arm", "aocc", "fj", "oneapi"]:
             raise InstallError(
                 "Compiler %s not currently supported for WRF build." % self.spec.compiler.name
             )