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authorH.J. Lu <hjl.tools@gmail.com>2024-05-09 20:07:01 -0700
committerH.J. Lu <hjl.tools@gmail.com>2024-05-10 05:46:28 -0700
commitd0916db23313266770c865091cc3d4ae69871e60 (patch)
treea0ace3012b14187d871d803c0c9166d919b3e90c /sysdeps/unix/sysv/linux/sparc/kernel-features.h
parent430e8259099073b65bf75e546f74761ee948a268 (diff)
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Force DT_RPATH for --enable-hardcoded-path-in-tests
On Fedora 40/x86-64, linker enables --enable-new-dtags by default which
generates DT_RUNPATH instead of DT_RPATH.  Unlike DT_RPATH, DT_RUNPATH
only applies to DT_NEEDED entries in the executable and doesn't applies
to DT_NEEDED entries in shared libraries which are loaded via DT_NEEDED
entries in the executable.  Some glibc tests have libstdc++.so.6 in
DT_NEEDED, which has libm.so.6 in DT_NEEDED.  When DT_RUNPATH is generated,
/lib64/libm.so.6 is loaded for such tests.  If the newly built glibc is
older than glibc 2.36, these tests fail with

assert/tst-assert-c++: /export/build/gnu/tools-build/glibc-gitlab-release/build-x86_64-linux/libc.so.6: version `GLIBC_2.36' not found (required by /lib64/libm.so.6)
assert/tst-assert-c++: /export/build/gnu/tools-build/glibc-gitlab-release/build-x86_64-linux/libc.so.6: version `GLIBC_ABI_DT_RELR' not found (required by /lib64/libm.so.6)

Pass -Wl,--disable-new-dtags to linker when building glibc tests with
--enable-hardcoded-path-in-tests.  This fixes BZ #31719.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
(cherry picked from commit 2dcaf70643710e22f92a351e36e3cff8b48c60dc)
Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/kernel-features.h')
0 files changed, 0 insertions, 0 deletions