https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92795
Bug ID: 92795
Summary: Another slowness issue in the demangler (on trunk)
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: demangler
Assignee: unassigned at gcc dot gnu.org
Reporter: tim.ruehsen at gmx dot de
Target Milestone: ---
c++filt
'_ZZ1_DOaaaa1z1psppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp1VEz1VE2On'
takes ~1200s to finish.
Relevant part of the callback
#6 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#7 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#8 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#9 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#10 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#11 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#12 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#13 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#14 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#15 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#16 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#17 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#18 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#19 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#20 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#21 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#22 0x514263 in d_find_pack
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4479:11
#23 0x50d514 in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5685:33
#24 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#25 0x514138 in d_print_subexpr
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4540:3
#26 0x51150c in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5514:4
#27 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#28 0x512ce5 in d_print_mod
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c
#29 0x50f6d4 in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5155:4
#30 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#31 0x50edc2 in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5331:2
#32 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#33 0x51384c in d_print_function_type
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:6084:5
#34 0x510d8d in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5216:4
#35 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#36 0x510628 in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4813:2
#37 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#38 0x50dda3 in d_print_comp_inner
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4708:7
#39 0x503a44 in d_print_comp
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:5781:3
#40 0x50335e in cplus_demangle_print_callback
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:4352:5
#41 0x504a5e in d_demangle_callback
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:6345:16
#42 0x504325 in d_demangle
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:6367:12
#43 0x504209 in cplus_demangle_v3
/home/tim/src/binutils-gdb/libiberty/./cp-demangle.c:6524:10
#44 0x4fbc44 in cplus_demangle
/home/tim/src/binutils-gdb/libiberty/./cplus-dem.c:166:13
