openjdk17: fix build on armv7l-musl

srcpkgs/openjdk17/patches/FixNullPtrCast.patch

@@ -1,5 +1,7 @@
 Patch taken from Alpine: https://git.alpinelinux.org/aports/tree/community/openjdk17/FixNullPtrCast.patch
 
+same fix for armv7l-musl added
+
 Subject: Fix cast errors with latest GCC
 Upstream: No
 Author: Simon Frankenberger <simon-alpine@fraho.eu>
@@ -17,3 +19,18 @@ This patch fixes one remaining casting error reported by GCC 12 for aarch64
      if (pass_gpr(value) < 0) {
        pass_stack<>(value);
      }
+
+--- old/src/hotspot/cpu/arm/interpreterRT_arm.cpp
++++ new/src/hotspot/cpu/arm/interpreterRT_arm.cpp
+@@ -306,8 +306,8 @@
+   virtual void pass_object() {
+     intptr_t from_addr = (intptr_t)(_from + Interpreter::local_offset_in_bytes(0));
+     if(_last_gp < GPR_PARAMS) {
+-      _toGP[_last_gp++] = (*(intptr_t*)from_addr == 0) ? NULL : from_addr;
++      _toGP[_last_gp++] = (*(intptr_t*)from_addr == 0) ? (intptr_t) 0 : (intptr_t)from_addr;
+     } else {
+-      *_to++ = (*(intptr_t*)from_addr == 0) ? NULL : from_addr;
++      *_to++ = (*(intptr_t*)from_addr == 0) ? (intptr_t) 0 : (intptr_t)from_addr;
+     }
+     _from -= Interpreter::stackElementSize;
+   }