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Do not walk up control flow containers for this - #15032
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Nathan Shively-Sanders (sandersn) merged 3 commits intoApr 13, 2017
Merged
Nathan Shively-Sanders (sandersn) merged 3 commits into
Nathan Shively-Sanders (sandersn) merged 3 commits into
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References to `this` should not continue looking outside their immediate container to narrow. Introduced by #11458, which allows narrowing of captured variables inside methods of class expressions.
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Sheetal Nandi (@sheetalkamat) Mohamed Hegazy (@mhegazy) can you take a look? |
Mohamed Hegazy (mhegazy)
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Apr 13, 2017
Nathan Shively-Sanders (sandersn)
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fix-anon-class-this-reference-caching
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April 13, 2017 22:10
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Do not walk up control flow containers for
this. References tothisshould not continue looking outside their immediate container to narrow.Introduced by #11458, which allows narrowing of captured variables inside methods of class expressions. That meant
thisalso attempted to narrow outside its container, which meant that references tothiswere cached as if they were references to a single variable named "this", even though they came from different class expressions.Fixes #14860