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Implement `str` to `int` conversion by kmr-srbh · Pull Request #2599 · lcompilers/lpython · GitHub

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Implement str to int conversion #2599

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Implement str to int conversion #2599

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10 changes: 10 additions & 0 deletions src/libasr/asr_utils.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1357,6 +1357,16 @@ ASR::asr_t* make_Cast_t_value(Allocator &al, const Location &a_loc,
double real = value_complex->m_re;
value = ASR::down_cast<ASR::expr_t>(
ASR::make_RealConstant_t(al, a_loc, real, a_type));
} else if (a_kind == ASR::cast_kindType::CharacterToInteger) {
int64_t value_integer;
int integer_type = ASRUtils::extract_kind_from_ttype_t(a_type);
std::string src_string = ASR::down_cast<ASR::StringConstant_t>(ASRUtils::expr_value(a_arg))->m_s;
if (integer_type <= 4) {
value_integer = std::stoi(src_string);
} else {
value_integer = std::stol(src_string);
}
value = ASR::down_cast<ASR::expr_t>(ASR::make_IntegerConstant_t(al, a_loc, value_integer, a_type));
} else if (a_kind == ASR::cast_kindType::IntegerToSymbolicExpression) {
Vec<ASR::expr_t*> args;
args.reserve(al, 1);
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1 change: 1 addition & 0 deletions src/libasr/casting_utils.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ namespace LCompilers::CastingUtil {
{std::make_pair(ASR::ttypeType::Integer, ASR::ttypeType::Complex), ASR::cast_kindType::IntegerToComplex},
{std::make_pair(ASR::ttypeType::Integer, ASR::ttypeType::Real), ASR::cast_kindType::IntegerToReal},
{std::make_pair(ASR::ttypeType::Integer, ASR::ttypeType::Logical), ASR::cast_kindType::IntegerToLogical},
{std::make_pair(ASR::ttypeType::Character, ASR::ttypeType::Integer), ASR::cast_kindType::CharacterToInteger},
{std::make_pair(ASR::ttypeType::Integer, ASR::ttypeType::UnsignedInteger), ASR::cast_kindType::IntegerToUnsignedInteger},
{std::make_pair(ASR::ttypeType::Logical, ASR::ttypeType::Real), ASR::cast_kindType::LogicalToReal},
{std::make_pair(ASR::ttypeType::Logical, ASR::ttypeType::Integer), ASR::cast_kindType::LogicalToInteger},
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