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[Bug fortran/85111] [8 Regression] ICE in min_max_choose, at fortran/simplify.c:4884 (and others)


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85111

--- Comment #2 from G. Steinmetz <gscfq@t-online.de> ---

Changed between 20171210 and 20171217.


$ cat ze1.f90
program p
   character, parameter :: a(2,0) = reshape(['a','b','c','d'], shape(a))
   character, parameter :: b(2) = maxval(a, dim=1)
end


$ gfortran-8-20180325 -c ze1.f90
f951: internal compiler error: in gfc_resolve_character_array_constructor, at
fortran/array.c:2050
0x67a8a0 gfc_resolve_character_array_constructor(gfc_expr*)
        ../../gcc/fortran/array.c:2050
0x70f217 fixup_charlen
        ../../gcc/fortran/resolve.c:5744
0x70f217 gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.c:6780
0x6aad1f gfc_reduce_init_expr(gfc_expr*)
        ../../gcc/fortran/expr.c:2773
0x6ad821 gfc_match_init_expr(gfc_expr**)
        ../../gcc/fortran/expr.c:2821
0x69b2c2 variable_decl
        ../../gcc/fortran/decl.c:2642
0x69b2c2 gfc_match_data_decl()
        ../../gcc/fortran/decl.c:5838
0x6f60b9 match_word_omp_simd
        ../../gcc/fortran/parse.c:93
0x6f97ae match_word
        ../../gcc/fortran/parse.c:376
0x6f97ae decode_statement
        ../../gcc/fortran/parse.c:376
0x6fb6d4 next_free
        ../../gcc/fortran/parse.c:1230
0x6fb6d4 next_statement
        ../../gcc/fortran/parse.c:1462
0x6fcfcc parse_spec
        ../../gcc/fortran/parse.c:3854
0x6ff4b3 parse_progunit
        ../../gcc/fortran/parse.c:5667
0x700a94 gfc_parse_file()
        ../../gcc/fortran/parse.c:6207
0x74791f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:204

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