A few more fixes for PHP and the 32-bit build

PiperOrigin-RevId: 478530302

BUILD

@@ -1020,10 +1020,12 @@ upb_amalgamation(
         ":port",
         ":reflection",
         ":table_internal",
+        ":unicode_internal",
         ":upb",
     ],
     prefix = "php-",
     strip_import_prefix = ["src"],
+    visibility = ["@com_google_protobuf//php:__pkg__"],
 )
 
 cc_library(

upb/internal/array.h

@@ -44,7 +44,6 @@ struct upb_Array {
   uintptr_t data;  /* Tagged ptr: low 3 bits of ptr are lg2(elem size). */
   size_t size;     /* The number of elements in the array. */
   size_t capacity; /* Allocated storage. Measured in elements. */
-  uint64_t junk;
 };
 
 UPB_INLINE const void* _upb_array_constptr(const upb_Array* arr) {

upb/test_cpp.cc

@@ -160,7 +160,7 @@ TEST(Cpp, TimestampEncoder) {
   google_protobuf_Timestamp* timestamp_upb_decoded =
       google_protobuf_Timestamp_new(arena.ptr());
 
-  long timestamps[] = {
+  int64_t timestamps[] = {
       253402300799,  // 9999-12-31T23:59:59Z
       1641006000,    // 2022-01-01T03:00:00Z
       0,             // 1970-01-01T00:00:00Z
@@ -169,7 +169,7 @@ TEST(Cpp, TimestampEncoder) {
       -62135596800,  // 0000-01-01T00:00:00Z
   };
 
-  for (long timestamp : timestamps) {
+  for (int64_t timestamp : timestamps) {
     google_protobuf_Timestamp_set_seconds(timestamp_upb, timestamp);
 
     char json[128];
@@ -177,7 +177,7 @@ TEST(Cpp, TimestampEncoder) {
                                  sizeof(json), NULL);
     bool result = upb_JsonDecode(json, size, timestamp_upb_decoded, md.ptr(),
                                  NULL, 0, arena.ptr(), NULL);
-    const long timestamp_decoded =
+    const int64_t timestamp_decoded =
         google_protobuf_Timestamp_seconds(timestamp_upb_decoded);
 
     ASSERT_TRUE(result);

upbc/protoc-gen-upb.cc

@@ -1143,7 +1143,7 @@ bool TryFillTableEntry(const FileLayout& layout,
     // No hasbit/oneof-related fields.
   }
   if (field->real_containing_oneof()) {
-    size_t case_offset = ~mt_f->presence;
+    uint64_t case_offset = ~mt_f->presence;
     if (case_offset > 0xffff) return false;
     assert(field->number() < 256);
     data |= field->number() << 24;