#readelf: -g --wide
#...
-COMDAT group section \[[ 0-9]+\] `foo_group' \[foo_group\] contains 2 sections:
+COMDAT group section \[[ 0-9]+\] `\.group' \[foo_group\] contains . sections:
\[Index\] Name
\[[ 0-9]+\] .text.foo
+#...
\[[ 0-9]+\] .data.foo
#...
-COMDAT group section \[[ 0-9]+\] `.group' \[.text.foo\] contains 2 sections:
+COMDAT group section \[[ 0-9]+\] `.group' \[.text.foo\] contains . sections:
\[Index\] Name
\[[ 0-9]+\] .text.foo
+#...
\[[ 0-9]+\] .data.bar
#...
-COMDAT group section \[[ 0-9]+\] `.group' \[foo3\] contains 2 sections:
+COMDAT group section \[[ 0-9]+\] `.group' \[foo3\] contains . sections:
\[Index\] Name
\[[ 0-9]+\] .text.foo3
+#...
\[[ 0-9]+\] .data.bar3
#...
-COMDAT group section \[[ 0-9]+\] `.group' \[foo4\] contains 2 sections:
+COMDAT group section \[[ 0-9]+\] `.group' \[foo4\] contains . sections:
\[Index\] Name
\[[ 0-9]+\] .text.foo4
+#...
\[[ 0-9]+\] .data.foo4
#pass