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unknown user pushed a change to branch release/2.34/master in repository glibc.

from 82b1acd9de powerpc: Fix unrecognized instruction errors with recent binutils new 062ff490c1 support: Add helpers to create paths longer than PATH_MAX new 269eb9d930 stdlib: Sort tests in Makefile new 73c362840c stdlib: Fix formatting of tests list in Makefile new f7a79879c0 realpath: Set errno to ENAMETOOLONG for result larger than P [...] new 8c8a71c85f tst-realpath-toolong: Fix hurd build new 472e799a5f getcwd: Set errno to ERANGE for size == 1 (CVE-2021-3999)

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Summary of changes: NEWS | 10 + stdlib/Makefile | 102 +++++++-- stdlib/canonicalize.c | 12 +- .../tst-realpath-toolong.c | 45 ++-- support/temp_file.c | 161 +++++++++++++- support/temp_file.h | 9 + sysdeps/posix/getcwd.c | 7 + sysdeps/unix/sysv/linux/Makefile | 7 +- sysdeps/unix/sysv/linux/tst-getcwd-smallbuff.c | 241 +++++++++++++++++++++ 9 files changed, 533 insertions(+), 61 deletions(-) copy grp/tst-initgroups1.c => stdlib/tst-realpath-toolong.c (59%) create mode 100644 sysdeps/unix/sysv/linux/tst-getcwd-smallbuff.c