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@@ -2200,3 +2200,39 @@ arch-specific bugs fixed:
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- arm dynamic linker chose wrong tls/atomic variants since 1.1.21
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- some math library functions returned excess precision on i386
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- unconfirmed regression in fchmodat AT_SYMLINK_NOFOLLOW on mips*
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+
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+
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+
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+1.2.1 release notes
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+
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+major changes:
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+- new malloc implementation (mallocng & overhauled bump allocator)
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+
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+new features:
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+- DNS queries via res_* now set AD flag, report zone signedness (DNSSEC)
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+- PTHREAD_NULL macro (POSIX-future)
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+
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+performance:
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+- optimized memcpy and memset for aarch64
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+- optimized memcpy for arm now supports big endian
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+- optimized x86_64 remquol
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+- improved strerror without linear search
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+
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+bugs fixed:
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+- lock-skipping for processes that returned to single-threaded was wrong
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+- AF_UNSPEC dns lookups mishandled single failure in paired A+AAAA
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+- res_send and res_query returned wrong value on errors from nameserver
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+- corrupted sysvipc timestamps on 32-bit archs with old kernels
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+- incorrect parsing of timezone offsets after overly-long zone name
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+- clock_adjtime was broken on 32-bit archs (time64)
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+- pthread_kill as not async-signal-safe
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+- pthread_cancel was not async-cancel-safe
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+- large-ulp errors in various math functions in non-default rounding modes
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+
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+arch-specific bugs fixed:
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+- arm clock_gettime was broken on some hw due to bad time64 vdso
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+- m68k sqrtl lacked long double precision
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+- mips* syscall mechanism regressions on older kernels
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+- mips* had negated error codes for some syscalls (kernel bug)
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+- mips* SIGEMT was wrongly called SIGSTKFLT
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+- sh fesetround didn't work correctly on sh
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Rich Felker