https://sourceware.org/bugzilla/show_bug.cgi?id=21880
Markus Trippelsdorf <markus at trippelsdorf dot de> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |REOPENED
Last reconfirmed| |2017-09-26
Resolution|WONTFIX |---
Ever confirmed|0 |1
--- Comment #8 from Markus Trippelsdorf <markus at trippelsdorf dot de> ---
gcc's PR81680-81684 are all binutils c++filt only bugs.
(direct libiberty test:)
markus@x4 libiberty % valgrind ./a.out __H1r_H1
==9297== Memcheck, a memory error detector
==9297== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==9297== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright info
==9297== Command: ./a.out __H1r_H1
==9297==
failed demangling
Failed: __H1r_H1
==9297==
==9297== HEAP SUMMARY:
==9297== in use at exit: 0 bytes in 0 blocks
==9297== total heap usage: 1 allocs, 1 frees, 1,024 bytes allocated
==9297==
==9297== All heap blocks were freed -- no leaks are possible
(binutils c++filt:)
markus@x4 libiberty % valgrind --leak-check=full c++filt __H1r_H1
==9426== Memcheck, a memory error detector
==9426== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==9426== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright info
==9426== Command: c++filt __H1r_H1
==9426==
__H1r_H1
==9426==
==9426== HEAP SUMMARY:
==9426== in use at exit: 9 bytes in 2 blocks
==9426== total heap usage: 6 allocs, 4 frees, 1,105 bytes allocated
==9426==
==9426== 9 (8 direct, 1 indirect) bytes in 1 blocks are definitely lost in loss
record 2 of 2
==9426== at 0x4834C0F: malloc (vg_replace_malloc.c:299)
==9426== by 0x493D437: xmalloc (in
/usr/lib64/binutils/x86_64-pc-linux-gnu/git/libbfd-2.29.51.20170917.so)
==9426== by 0x492B62C: demangle_template (in
/usr/lib64/binutils/x86_64-pc-linux-gnu/git/libbfd-2.29.51.20170917.so)
==9426== by 0x492CD1B: demangle_signature (in
/usr/lib64/binutils/x86_64-pc-linux-gnu/git/libbfd-2.29.51.20170917.so)
==9426== by 0x492DDCA: internal_cplus_demangle (in
/usr/lib64/binutils/x86_64-pc-linux-gnu/git/libbfd-2.29.51.20170917.so)
==9426== by 0x4928A5A: cplus_demangle (in
/usr/lib64/binutils/x86_64-pc-linux-gnu/git/libbfd-2.29.51.20170917.so)
==9426== by 0x401F5D: demangle_it (in
/usr/x86_64-pc-linux-gnu/binutils-bin/git/c++filt)
==9426== by 0x401BA5: main (in
/usr/x86_64-pc-linux-gnu/binutils-bin/git/c++filt)
==9426==
==9426== LEAK SUMMARY:
==9426== definitely lost: 8 bytes in 1 blocks
==9426== indirectly lost: 1 bytes in 1 blocks
==9426== possibly lost: 0 bytes in 0 blocks
==9426== still reachable: 0 bytes in 0 blocks
==9426== suppressed: 0 bytes in 0 blocks
--
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