1#source: group10.s
2#ld: -r -T group.ld
3#readelf: -Sg --wide
4
5#...
6group section \[[ 0-9]+\] `\.group' \[foo_group\] contains . sections:
7   \[Index\]    Name
8   \[[ 0-9]+\]   \.text.*
9#...
10   \[[ 0-9]+\]   \.rodata\.str.*
11   \[[ 0-9]+\]   \.data.*
12   \[[ 0-9]+\]   \.keepme.*
13