https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91393
Bug ID: 91393
Summary: lto1: internal compiler error: decompressed stream:
Destination buffer is too small
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: lto
Assignee: unassigned at gcc dot gnu.org
Reporter: dcb314 at hotmail dot com
CC: marxin at gcc dot gnu.org
Target Milestone: ---
Command line is
gcc -shared -fPIC -DPIC .libs/__fxstatat.o .libs/__fxstatat64.o
.libs/__getcwd_chk.o .libs/__getwd_chk.o .libs/__lxstat.o .libs/__lxstat64.o
.libs/__open.o .libs/__open64.o .libs/__open64_2.o .libs/__open_2.o
.libs/__openat64_2.o .libs/__openat_2.o .libs/__opendir2.o
.libs/__readlink_chk.o .libs/__readlinkat_chk.o .libs/__realpath_chk.o
.libs/__statfs.o .libs/__xmknod.o .libs/__xmknodat.o .libs/__xstat.o
.libs/__xstat64.o .libs/_xftw.o .libs/_xftw64.o .libs/access.o .libs/acct.o
.libs/audit_log_acct_message.o .libs/bind.o .libs/bindtextdomain.o
.libs/canonicalize_file_name.o .libs/chdir.o .libs/chmod.o .libs/chown.o
.libs/chroot.o .libs/clearenv.o .libs/connect.o .libs/creat.o .libs/creat64.o
.libs/dedotdot.o .libs/dl_iterate_phdr.o .libs/dladdr.o .libs/dlmopen.o
.libs/dlopen.o .libs/eaccess.o .libs/euidaccess.o .libs/execl.o .libs/execle.o
.libs/execlp.o .libs/execv.o .libs/execve.o .libs/execvp.o .libs/faccessat.o
.libs/fchmodat.o .libs/fchownat.o .libs/fopen.o .libs/fopen64.o .libs/freopen.o
.libs/freopen64.o .libs/fts.o .libs/fts64.o .libs/ftw.o .libs/ftw64.o
.libs/futimesat.o .libs/get_current_dir_name.o .libs/getcwd.o
.libs/getcwd_real.o .libs/getpeername.o .libs/getsockname.o .libs/getwd.o
.libs/getxattr.o .libs/glob.o .libs/glob64.o .libs/glob_pattern_p.o
.libs/inotify_add_watch.o .libs/lchmod.o .libs/lchown.o .libs/lckpwdf.o
.libs/lgetxattr.o .libs/libfakechroot.o .libs/link.o .libs/linkat.o
.libs/listxattr.o .libs/llistxattr.o .libs/lremovexattr.o .libs/lsetxattr.o
.libs/lstat.o .libs/lstat64.o .libs/lutimes.o .libs/mkdir.o .libs/mkdirat.o
.libs/mkdtemp.o .libs/mkfifo.o .libs/mkfifoat.o .libs/mknod.o .libs/mknodat.o
.libs/mkostemp.o .libs/mkostemp64.o .libs/mkostemps.o .libs/mkostemps64.o
.libs/mkstemp.o .libs/mkstemp64.o .libs/mkstemps.o .libs/mkstemps64.o
.libs/mktemp.o .libs/open.o .libs/open64.o .libs/openat.o .libs/openat64.o
.libs/opendir.o .libs/pathconf.o .libs/popen.o .libs/posix_spawn.o
.libs/posix_spawnp.o .libs/rawmemchr.o .libs/readlink.o .libs/readlinkat.o
.libs/realpath.o .libs/rel2abs.o .libs/rel2absat.o .libs/remove.o
.libs/removexattr.o .libs/rename.o .libs/renameat.o .libs/revoke.o
.libs/rmdir.o .libs/rpl_lstat.o .libs/scandir.o .libs/scandir64.o
.libs/setenv.o .libs/setxattr.o .libs/stat.o .libs/stat64.o .libs/statfs.o
.libs/statfs64.o .libs/statvfs.o .libs/statvfs64.o .libs/stpcpy.o
.libs/strchrnul.o .libs/strlcpy.o .libs/symlink.o .libs/symlinkat.o
.libs/system.o .libs/tempnam.o .libs/tmpnam.o .libs/truncate.o
.libs/truncate64.o .libs/ulckpwdf.o .libs/unlink.o .libs/unlinkat.o
.libs/utime.o .libs/utimensat.o .libs/utimes.o -ldl -Wl,-z,now
-specs=/usr/lib/rpm/redhat/redhat-hardened-ld -O2 -g -fstack-protector-strong
-grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1
-specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic -Wl,-z
-Wl,relro -Wl,--as-needed -Wl,-z -Wl,now
-specs=/usr/lib/rpm/redhat/redhat-hardened-ld -Wl,-soname
-Wl,libfakechroot.so -o .libs/libfakechroot.so
lto1: internal compiler error: decompressed stream: Destination buffer is too
small
0xb95044 lto_uncompression_zstd
../../trunk/gcc/lto-compress.c:170
0xb95044 lto_end_uncompression(lto_compression_stream*, lto_compression)
../../trunk/gcc/lto-compress.c:408
0xb92f7c lto_get_section_data(lto_file_decl_data*, lto_section_type, char
const*, unsigned long*, bool)
../../trunk/gcc/lto-section-in.c:164
0x86876c cgraph_node::get_untransformed_body()
../../trunk/gcc/cgraph.c:3578
What would I need to do to encourage zstd to use a larger buffer ?
svn blame says
272996 marxin if (ZSTD_isError (dsize))
272996 marxin internal_error ("decompressed stream: %s",
ZSTD_getErrorName (dsize));
