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@@ -1776,3 +1776,79 @@ arch-specific bugs fixed:
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- wrong pread/pwrite syscall calling convention on sh
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- wrong preadv2/pwritev2 syscall numbers on x32
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- mrand48/jrand48 produced wrong-signedness results on 64-bit archs
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+
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+
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+1.1.17 release notes
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+
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+new features:
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+- RTLD_LAZY deferred symbol binding, functionally equivalent to lazy binding
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+- safeguard against dlopen of multiple libc versions/instances
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+- new posix_spawn flag POSIX_SPAWN_SETSID
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+- posix_spawnattr_setflags now reports unknown flags as error
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+- ldso option --argv0 to set argv[0]
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+- added _NL_LOCALE_NAME extension to nl_langinfo
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+
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+compatibility:
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+- dlopen local-to-global promotion no longer changes existing symbols
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+- gettext now searches locale name variants for translation files
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+- increased locale name length limit from 15 to 23 bytes
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+- setlocale(LC_ALL, 0) returns single name if all categories are same
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+- realloc no longer fails when mremap doesn't work
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+- getservby* no longer treat numeric port strings as service records
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+- mmap now works around incorrect EPERM error codes from kernel
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+- impact of REG_* namespace pollution in x86[_64] signal.h is reduced
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+- arm atomic asm now assembles correctly with new binutils
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+- PAGE_SIZE on arm is no longer constant (quiet upstream ABI relaxation)
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+- lsearch/lfind now pass args to compare callback in canonical order
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+- STB_WEAK and STB_GNU_UNIQUE symbols now behave same as STB_GLOBAL
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+- better clang CFLAGS checks in configure
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+- global vis.h hack, which made lld refuse to link to libc.so, is disabled
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+
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+performance:
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+- single-instruction optimized math functions for aarch64, s390x, powerpc64
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+- fast path for ASCII in towupper/towlower
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+- new mostly-integer-math fma function
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+
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+semantic bugs fixed:
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+- POSIX-format TZ dst time transitions were wrong for southern hemisphere
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+- regex REG_NEWLINE semantics were wrong with negated brackets
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+- various bugs in strptime %j, %p, %C formats
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+- iconv mapped some characters to legacy 8bit encodings incorrectly
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+- glob failed to match "/"
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+- UTF-8 decoder accepted invalid f4 9x xx xx code sequences
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+- scanf %% conversion failed to consume whitespace
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+- glob with GLOB_PERIOD wrongly descended into . and ..
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+- nftw gave incorrect base name offset when pathname ends in "/"
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+- functional regression in resolv.conf attempts option
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+- scalbn could produce wrong result due to double rounding in subnormal range
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+- strftime %y format wrong with negative years
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+- mbsnrtowcs and wcsnrtombs mishandled input limits
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+- minor issues with error codes for various functions
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+
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+safety/consistency bugs fixed:
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+- stack-based buffer overflow in dns response processing
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+- invalid free in regexec on certain error paths
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+- invalid free in globfree after failed glob
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+- one-byte buffer overflow in legacy getpass function
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+- failed dlopen corrupted thread-local storage module list
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+- race in pthread_create with priority attributes could leave signals masked
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+- multithreaded set*id() functions could induce spurious EINTRs
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+- dl_iterate_phdr reported wrong base address in static PIE
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+- fd leak and wrong cancellation state after dns socket failure
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+- memory leaks and other issues in environment-modification functions
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+- read-after-free race in pthread_detach
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+- memmem performed single-byte over-read in short-needle code paths
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+- read via uninitialized pointer in gettext core
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+- bindtextdomain broke bindings for all other domains
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+- various silent undefined behavior
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+- getopt clobbered optopt on success
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+
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+arch-specific bugs fixed:
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+- x32 dynamic TLS accesses crashed
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+- s390x was missing dlsym entry point (needed for RTLD_NEXT)
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+- powerpc64 ldso startup could crash depending on link order
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+- powerpc64 setjmp/longjmp didn't properly save/restore TOC pointer
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+- thumb2 setjmp/longjmp silently broke at ld-time with text not aligned
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+- fchown was broken on archs without SYS_fchown syscall
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+- fstatat was broken on mips64
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+- various incorrect constants in powerpc64 and mips headers
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Rich Felker