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[flang] Catch semantic error with LBOUND/UBOUND #154184

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Merged
merged 1 commit into from
Aug 18, 2025
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[flang] Catch semantic error with LBOUND/UBOUND #154184

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4 changes: 2 additions & 2 deletions flang/lib/Evaluate/intrinsics.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -666,7 +666,7 @@ static const IntrinsicInterface genericIntrinsicFunction[]{
{ArgFlag::canBeMoldNull, ArgFlag::onlyConstantInquiry}}},
DefaultInt, Rank::elemental, IntrinsicClass::inquiryFunction},
{"lbound",
{{"array", AnyData, Rank::anyOrAssumedRank}, RequiredDIM,
{{"array", AnyData, Rank::arrayOrAssumedRank}, RequiredDIM,
SizeDefaultKIND},
KINDInt, Rank::scalar, IntrinsicClass::inquiryFunction},
{"lbound", {{"array", AnyData, Rank::arrayOrAssumedRank}, SizeDefaultKIND},
Expand Down Expand Up @@ -1034,7 +1034,7 @@ static const IntrinsicInterface genericIntrinsicFunction[]{
{"trim", {{"string", SameCharNoLen, Rank::scalar}}, SameCharNoLen,
Rank::scalar, IntrinsicClass::transformationalFunction},
{"ubound",
{{"array", AnyData, Rank::anyOrAssumedRank}, RequiredDIM,
{{"array", AnyData, Rank::arrayOrAssumedRank}, RequiredDIM,
SizeDefaultKIND},
KINDInt, Rank::scalar, IntrinsicClass::inquiryFunction},
{"ubound", {{"array", AnyData, Rank::arrayOrAssumedRank}, SizeDefaultKIND},
Expand Down
10 changes: 7 additions & 3 deletions flang/test/Evaluate/errors01.f90
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Expand Up @@ -6,8 +6,8 @@ module m
real x
end type t
contains
subroutine s1(a,b,c)
real :: a(*), b(:), c(..)
subroutine s1(a,b,c,d)
real :: a(*), b(:), c(..), d
!CHECK: error: DIM=1 dimension is out of range for rank-1 assumed-size array
integer :: ub1(ubound(a,1))
!CHECK-NOT: error: DIM=1 dimension is out of range for rank-1 assumed-size array
Expand All @@ -23,7 +23,11 @@ subroutine s1(a,b,c)
!CHECK: error: DIM=0 dimension must be positive
integer :: lb4(lbound(c,0))
!CHECK: error: DIM=666 dimension is too large for any array (maximum rank 15)
integer :: lb4(lbound(c,666))
integer :: lb5(lbound(c,666))
!CHECK: error: 'array=' argument has unacceptable rank 0
integer :: lb6(lbound(d,1))
!CHECK: error: 'array=' argument has unacceptable rank 0
integer :: ub4(ubound(d,1))
end subroutine
subroutine s2
integer, parameter :: array(2,3) = reshape([(j, j=1, 6)], shape(array))
Expand Down