7995fa2fd6
F'2023 7.8 para 5 requires that an implied DO loop with no iterations in a character array constructor should have items whose lengths are constant expressions independent of the value of the implied DO loop index. Differential Revision: https://reviews.llvm.org/D155968
15 lines
634 B
Fortran
15 lines
634 B
Fortran
! RUN: %python %S/test_errors.py %s %flang_fc1
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! Confirm enforcement of F'2023 7.8 p5
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subroutine subr(s,n)
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character*(*) s
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!ERROR: Array constructor implied DO loop has no iterations and indeterminate character length
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print *, [(s(1:n),j=1,0)]
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!ERROR: Array constructor implied DO loop has no iterations and indeterminate character length
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print *, [(s(1:n),j=0,1,-1)]
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!ERROR: Array constructor implied DO loop has no iterations and indeterminate character length
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print *, [(s(1:j),j=1,0)]
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print *, [(s(1:1),j=1,0)] ! ok
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print *, [character(2)::(s(1:n),j=1,0)] ! ok
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print *, [character(n)::(s(1:n),j=1,0)] ! ok
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end
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