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Add translation from pointer to boolean

master
LemonBoy 2019-04-20 11:42:07 +02:00
parent a44ad08954
commit 70c2e86da3
1 changed files with 14 additions and 2 deletions
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16
src/translate_c.cpp
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@ -1948,8 +1948,20 @@ static AstNode *trans_implicit_cast_expr(Context *c, ResultUsed result_used, Tra
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_ConstructorConversion");
return nullptr;
case ZigClangCK_PointerToBoolean:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_PointerToBoolean");
return nullptr;
{
const clang::Expr *expr = stmt->getSubExpr();
AstNode *val = trans_expr(c, ResultUsedYes, scope, bitcast(expr), TransRValue);
if (val == nullptr)
return nullptr;
AstNode *val_ptr = trans_create_node_builtin_fn_call_str(c, "ptrToInt");
val_ptr->data.fn_call_expr.params.append(val);
AstNode *zero = trans_create_node_unsigned(c, 0);
// Translate as @ptrToInt((&val) != 0)
return trans_create_node_bin_op(c, val_ptr, BinOpTypeCmpNotEq, zero);
}
case ZigClangCK_ToVoid:
emit_warning(c, bitcast(stmt->getBeginLoc()), "TODO handle C CK_ToVoid");
return nullptr;