# HG changeset patch # User dcubed # Date 1323271629 28800 # Node ID 8bf3c2a2b5e482b5b937daf1fa28e7b60fc5e6af # Parent b8188fb31366847cc7cc7cffcf2ddcc8e9343ba6 7118648: disable compressed oops by default on MacOS X until 7118647 is fixed Summary: UseCompressedOops is false by default on MacOS X; can still be set manually Reviewed-by: jmelvin, kvn, dholmes diff -r b8188fb31366 -r 8bf3c2a2b5e4 hotspot/src/share/vm/runtime/arguments.cpp --- a/hotspot/src/share/vm/runtime/arguments.cpp Tue Dec 06 16:35:04 2011 -0500 +++ b/hotspot/src/share/vm/runtime/arguments.cpp Wed Dec 07 07:27:09 2011 -0800 @@ -1359,9 +1359,12 @@ // by ergonomics. if (MaxHeapSize <= max_heap_for_compressed_oops()) { #if !defined(COMPILER1) || defined(TIERED) +// disable UseCompressedOops by default on MacOS X until 7118647 is fixed +#ifndef __APPLE__ if (FLAG_IS_DEFAULT(UseCompressedOops)) { FLAG_SET_ERGO(bool, UseCompressedOops, true); } +#endif // !__APPLE__ #endif #ifdef _WIN64 if (UseLargePages && UseCompressedOops) {