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[flang] Check definability for logical INQUIRE specifiers #144797

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merged 1 commit into from
Jun 30, 2025
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[flang] Check definability for logical INQUIRE specifiers #144797

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2 changes: 2 additions & 0 deletions flang/lib/Semantics/check-io.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -478,6 +478,8 @@ void IoChecker::Enter(const parser::InquireSpec::LogVar &spec) {
specKind = IoSpecKind::Pending;
break;
}
CheckForDefinableVariable(std::get<parser::ScalarLogicalVariable>(spec.t),
parser::ToUpperCaseLetters(common::EnumToString(specKind)));
SetSpecifier(specKind);
}

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10 changes: 10 additions & 0 deletions flang/test/Semantics/bug144453.f90
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@@ -0,0 +1,10 @@
!RUN: %python %S/test_errors.py %s %flang_fc1
function func(immutable)
logical func
logical, intent(in) :: immutable
!No warning about an undefined function result should appear
INQUIRE(file="/usr/local/games/adventure", EXIST=func)
!ERROR: EXIST variable 'immutable' is not definable
!BECAUSE: 'immutable' is an INTENT(IN) dummy argument
INQUIRE(file="/usr/local/games/adventure", EXIST=immutable)
end
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