7.6.22

Changes

• Avoid gcc stringop-overflow warning for intended overflow in smashtest
• Eliminate 'cast signed to bigger unsigned' CSA warnings in GC_find_limit
• Fix ADD_CALL_CHAIN() placement to follow GC_store_debug_info_inner call
• Fix GC_debug_realloc to support custom kind
• Fix GC_is_visible for case of arg pointing exactly to object upper bound
• Fix GC_print_trace_inner to print the last element of the circular buffer
• Fix cordtst2.tmp file deletion in cordtest on Windows
• Fix double lock in GC_malloc called from backtrace()
• Fix heap blocks size computation by GC_get_memory_use
• Fix indent of a closing curly braces in GC_apply_to_all_blocks
• Fix null pointer dereference in GC_is_visible if type_descr is null
• Fix per_object_helper() after changing hb_sz units
• Fix pointer relational comparison in GC_do_enumerate_reachable_objects
• Fix poor thread-local allocation performance because of double EXTRA_BYTES
• Fix potential GC_add_roots_inner call with an overflowed pointer (Win32)
• Fix potential address overflow in GC_add_to_heap
• Fix potential buffer overrun during read in GC_text_mapping
• Fix typos in comments
• Prevent GC_noop_sink from scanning by the collector
• Prevent redirected malloc call from a garbage collection routine
• Remove redundant dirty/reachable_here calls in GC_malloc_explicitly_typed
• Update and fix diagrams describing the tree structure for pointer lookups

Build status

Travis CI build
AppVeyor CI build

Distribution tarball

gc-7.6.22.tar.gz (see the Assets, md5: 6abe6ad592e1976d7a28e5661a8ea7c9)