#readelf: -Sg --wide
#...
- \[[ 0-9]+\] foo_group[ \t]+GROUP[ \t]+.*
+ \[[ 0-9]+\] \.group[ \t]+GROUP[ \t]+.*
#...
\[[ 0-9]+\] \.text.*[ \t]+PROGBITS[ \t0-9a-f]+AXG.*
#...
\[[ 0-9]+\] \.data.*[ \t]+PROGBITS[ \t0-9a-f]+WAG.*
#...
-COMDAT group section \[[ 0-9]+\] `foo_group' \[foo_group\] contains 2 sections:
+COMDAT group section \[[ 0-9]+\] `\.group' \[foo_group\] contains 2 sections:
\[Index\] Name
\[[ 0-9]+\] .text.*
\[[ 0-9]+\] .data.*