2025 master branch compiling error

## Summary

master branch crash during make

## Steps and/or TTCN-3 code to reproduce

1 - Clone master branch 2 - Install Cygwin and build TTCN-3 following instructions in https://gitlab.eclipse.org/eclipse/titan/titan.core/-/blob/c3f3178b4cb9e78a88f1a6ec71dec4aa56e1e52f/usrguide/installationguide/installationguide.adoc

## What is the current bug behavior?

../xsdconvert/xsd2ttcn.exe -p TitanLoggerApi.xsd ;
sed -e 's/XSD.String/charstring/g;s/XSD.AnySimpleType/charstring/g;s/XSD.Integer/integer/g;s/XSD.Float/float/g;s/XSD.Double/float/g;s/XSD.Boolean/boolean/g;s/import from XSD all;//g' TitanLoggerApi.ttcn >TitanLoggerApi.ttcn_ ;
mv TitanLoggerApi.ttcn_ TitanLoggerApi.ttcn Notify: Checking documents... Notify: Parsing XML schema document TitanLoggerApi.xsd'... Notify: Generating TTCN-3 modules... Notify: File 'TitanLoggerApi.ttcn' was generated. mkdir -p RT1 if ../compiler2/compiler.exe -o RT1 TitanLoggerApi.ttcn - TitanLoggerApi.ttcn; then :; else mv TitanLoggerApi.ttcn TitanLoggerApi.ttcn.$$.bad; exit 1; fi ../compiler2/compiler: error: Invalid option: TitanLoggerApi.ttcn'

## What is the expected correct behavior?

clean make

Relevant logs and/or screenshots

Possible fixes

## Titan version

2025 master branch from 19/05/2025

## Platform details (OS type and version)

Windows 11 + Cygwin

/cc @aknappqwt @mmagyari