1954892 - Lots of time spent arpund ropes on online Latex editor (https://www.tutorialspoint.com/latex_equation_editor.htm). Chrome crashes with stack_overflow

Status: NEW

(Core :: JavaScript Engine, task, P3)

Description

[Mayank Bansal]

Attachment: ropey input.txt

Go to https://www.tutorialspoint.com/latex_equation_editor.htm
Input the attached sample text

Firefox: https://share.firefox.dev/4iCdPAG (30s in rope)
Chrome: stack overflow

This seems like a low priority bug, but filing in case there is anything immediately obvious here. Else, will close this as WONTFIX.

Comment 1

[Jan de Mooij [:jandem]]

This has a toMathML function that's being called recursively (maybe why Chrome hits a stack overflow). It calls Array.prototype.join which spends time appending strings to the string builder, allocating the final string, and flattening strings.