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! { dg-do compile }
! { dg-options "-g -fdec-structure -std=legacy" }
!
! Test a regression where typespecs of unions containing character buffers of
! different lengths where copied, resulting in a bad gimple tree state.
!
subroutine sub2 (otherbuf)
integer, parameter :: L_bbuf = 65536
integer, parameter :: L_bbuf2 = 24
structure /buffer2/
union
map
character(L_bbuf2) sbuf
end map
end union
end structure
structure /buffer/
union
map
character(L_bbuf) sbuf
end map
end union
end structure
record /buffer/ buf1
record /buffer2/ buf2
common /c/ buf1, buf2
record /buffer2/ otherbuf
end subroutine
subroutine sub()
integer, parameter :: L_bbuf = 65536
integer, parameter :: L_bbuf2 = 24
structure /buffer2/
union
map
character(L_bbuf2) sbuf
end map
end union
end structure
structure /buffer/
union
map
character(L_bbuf) sbuf
end map
end union
end structure
record /buffer/ buf1
record /buffer2/ buf2
common /c/ buf1, buf2
call sub2 (buf1) ! { dg-warning "Type mismatch" }
return
end subroutine
call sub()
end
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