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@@ -807,3 +807,59 @@ bug fixes:
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- lock handling for stdio memory streams at exit time
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- invalid SO_REUSEPORT definition in socket.h (not supported by Linux)
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- broken redirection attempt to /dev/null in configure script
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+
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+
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+
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+0.9.9 release notes
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+
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+new features:
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+- tgamma implementation (no longer lgamma wrapper with low precision)
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+- various gnu extensions: sigandset, sigorset, etc.
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+- futimesat function (obsolete)
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+- various linux syscalls: arch_prctl, personality, etc.
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+
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+optimizations:
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+- hyperbolic, inverse hyperbolic, and inverse trig, bessel functions
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+- is* comparison macros in math.h now expand inline properly
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+
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+library bugs fixed:
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+- calling getenv from shared library ctors was broken
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+- invalid read in mmap-serviced aligned_alloc/memalign (possible crash)
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+- wrong errno result in fallback path of pipe2
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+- various math functions raising spurious exceptions
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+- mmap errno value on invalid offsets
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+- backwards alignment logic in strlcpy
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+- integer overflows in bessel functions
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+- large (up to 60ulp) error in erfcf
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+- dlsym/dlclose crashing on invalid library handles
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+- failure to handle arch variations for cloexec/nonblock flags
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+- lio_listio wrong return value for LIO_WAIT mode
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+- dladdr failure to resolve PLT addresses
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+- time_t/struct tm conversion off-by-one-day in december
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+- malloc corruption on nonstandard kernels with non-page-aligned brk
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+
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+arch-specific bugs fixed:
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+- arm ctors/dtors were not working with recent gcc versions
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+- arm and mips setjmp/longjmp wrongly saved/restored fenv state
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+- loss of precision in i386/x86_64 expl
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+
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+header bugs fixed:
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+- incorrect PRI/SCN macros in inttypes.h for some types
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+- arm sys/user.h regressions
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+- failure of offsetof() to be an integer constant expression
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+- tgmath return value type problems
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+
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+header compatibility improvements:
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+- _GNU_SOURCE now enables everything; _ALL_SOURCE also works
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+- scsi/scsi.h and scsi/sg.h are now provided
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+- additional MAP_* flags for mmap
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+- additional F_* commands and flags for fcntl
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+- additional socket option, IPPROTO_* values, and multicase macros
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+- thread-related waitpid flags
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+- EHWPOISON added to errno.h
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+- additional macros for mount, swap, and reboot operations
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+- expose additional link.h structures
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+- always ensure sizeof(NULL)==sizeof(void *), even in c++
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+- additional flags for poll, epoll, inotify, timerfd, timex, dlfcn
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+- register names in signal.h/ucontext.h for x86
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+- ipc.h ipc_perm nonstandard struct field name compatibility improve
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Rich Felker