[v4.1.x] Fix HLSLParser: Always check preprocessor directive stack#995

kblaschke wants to merge 1 commit intoprojectM-visualizer:v4.1.xprojectM-visualizer/projectm:v4.1.xfrom

kblaschke:fix/4.1.x-hlslparser-unmatched-preprocessor-directiveskblaschke/projectm:fix/4.1.x-hlslparser-unmatched-preprocessor-directivesCopy head branch name to clipboard