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Stackoverflow when compiling a specific getter method #48248

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@erik-krogh

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@erik-krogh
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Stackoverflow when compiling a specific getter method

🔎 Search Terms

  • Maximum call stack size exceeded
  • Stackoverflow

🕗 Version & Regression Information

The crash started happening with 4.6, and it still occurs on the latest nightly.
The crash doesn't happen on 4.5.5.

⏯ Playground Link

Reproduction playground: https://www.typescriptlang.org/dev/bug-workbench/?#code/MYGwhgzhAECyCeAVAFgSwHYHNoG8BQ00mApgC7QC28ACgE4D2ADgBQCUu0tZArretKTQwAZMOgAiAGb164gNzQAvnkVA

💻 Code

class MyThing {
  get myProp() { return this && "foo"; }
}

The crash only happens when strictNullChecks is enabled.

🙁 Actual behavior

Crash.

🙂 Expected behavior

No crash.

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BugA bug in TypeScriptA bug in TypeScript

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