diff --git a/flang/lib/Lower/Runtime.cpp b/flang/lib/Lower/Runtime.cpp index e7695929623f6d..3474832bdb225c 100644 --- a/flang/lib/Lower/Runtime.cpp +++ b/flang/lib/Lower/Runtime.cpp @@ -55,6 +55,8 @@ static void genUnreachable(fir::FirOpBuilder &builder, mlir::Location loc) { void Fortran::lower::genStopStatement( Fortran::lower::AbstractConverter &converter, const Fortran::parser::StopStmt &stmt) { + const bool isError = std::get(stmt.t) == + Fortran::parser::StopStmt::Kind::ErrorStop; fir::FirOpBuilder &builder = converter.getFirOpBuilder(); mlir::Location loc = converter.getCurrentLocation(); Fortran::lower::StatementContext stmtCtx; @@ -94,13 +96,12 @@ void Fortran::lower::genStopStatement( } else { callee = fir::runtime::getRuntimeFunc(loc, builder); calleeType = callee.getFunctionType(); - operands.push_back( - builder.createIntegerConstant(loc, calleeType.getInput(0), 0)); + // Default to values are advised in F'2023 11.4 p2. + operands.push_back(builder.createIntegerConstant( + loc, calleeType.getInput(0), isError ? 1 : 0)); } // Second operand indicates ERROR STOP - bool isError = std::get(stmt.t) == - Fortran::parser::StopStmt::Kind::ErrorStop; operands.push_back(builder.createIntegerConstant( loc, calleeType.getInput(operands.size()), isError)); diff --git a/flang/test/Lower/stop-statement.f90 b/flang/test/Lower/stop-statement.f90 index bc94a7ee23a613..cf0665cf5dbd16 100644 --- a/flang/test/Lower/stop-statement.f90 +++ b/flang/test/Lower/stop-statement.f90 @@ -21,10 +21,10 @@ subroutine stop_code() ! CHECK-LABEL: stop_error subroutine stop_error() error stop - ! CHECK-DAG: %[[c0:.*]] = arith.constant 0 : i32 + ! CHECK-DAG: %[[c_1:.*]] = arith.constant 1 : i32 ! CHECK-DAG: %[[true:.*]] = arith.constant true ! CHECK-DAG: %[[false:.*]] = arith.constant false - ! CHECK: fir.call @_Fortran{{.*}}StopStatement(%[[c0]], %[[true]], %[[false]]) + ! CHECK: fir.call @_Fortran{{.*}}StopStatement(%[[c_1]], %[[true]], %[[false]]) ! CHECK-NEXT: fir.unreachable end subroutine