https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64613
Bug ID: 64613 Summary: <incomplete type> allocatable array after 4.7 Product: gcc Version: 4.9.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: ql.le at hotmail dot com A small code to test: ``` integer :: x(2,3) integer, allocatable :: y(:,:) allocate(y(2,3)) x = reshape([1,2,3,4,5,6], [2,3], order=[2,1]) y = reshape([1,2,3,4,5,6], [2,3], order=[2,1]) print *, 'x', transpose(x) print *, 'y', transpose(y) end ``` On 4.7, gdb works fine with both x and y ``` [qlle@(none) ~]$ gdb --version | head -n1 GNU gdb (GDB) Fedora (7.4.50.20120120-54.fc17) [qlle@(none) ~]$ gfortran --version | head -n1 GNU Fortran (GCC) 4.7.2 20120921 (Red Hat 4.7.2-2) (gdb) i lo x = (( 1, 4) ( 2, 5) ( 3, 6) ) y = (( 1, 4) ( 2, 5) ( 3, 6) ) (gdb) p y(:,2) $1 = (2, 5) (gdb) p y(2,:) $2 = (4, 5, 6) (gdb) show language The current source language is "auto; currently fortran". ``` However on 4.9, `<incomplete type>` was shown instead: ``` ~/Downloads❯ gdb --version | head -n 1 GNU gdb (GDB) 7.8.1 ~/Downloads❯ gfortran --version | head -n1 GNU Fortran (Homebrew gcc 4.9.2_1) 4.9.2 ~/Downloads❯ gdb a.out ... (gdb) break 9 Breakpoint 1 at 0x100000b41: file alloc.f90, line 9. run ... (gdb) info locals x = (( 1, 4) ( 2, 5) ( 3, 6) ) y = <incomplete type> ```