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src/share/vm/memory/filemap.cpp
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@@ -166,10 +166,11 @@
void FileMapInfo::FileMapHeader::populate(FileMapInfo* mapinfo, size_t alignment) {
_magic = 0xf00baba2;
_version = _current_version;
_alignment = alignment;
_obj_alignment = ObjectAlignmentInBytes;
+ _compact_strings = CompactStrings;
_narrow_oop_mode = Universe::narrow_oop_mode();
_narrow_oop_shift = Universe::narrow_oop_shift();
_max_heap_size = MaxHeapSize;
_narrow_klass_base = Universe::narrow_klass_base();
_narrow_klass_shift = Universe::narrow_klass_shift();
@@ -898,10 +899,17 @@
FileMapInfo::fail_continue("The shared archive file's ObjectAlignmentInBytes of %d"
" does not equal the current ObjectAlignmentInBytes of " INTX_FORMAT ".",
_obj_alignment, ObjectAlignmentInBytes);
return false;
}
+ if (_compact_strings != CompactStrings) {
+ FileMapInfo::fail_continue("The shared archive file's CompactStrings setting (%s)"
+ " does not equal the current CompactStrings setting (%s).",
+ _compact_strings ? "enabled" : "disabled",
+ CompactStrings ? "enabled" : "disabled");
+ return false;
+ }
return true;
}
bool FileMapInfo::validate_header() {
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