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Fix 'impossible case reached' ICE #3248

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merged 1 commit into from Oct 2, 2018

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phansch commented Oct 1, 2018

This fixes the ICE by using substs directly and creating the type+lifetime parameter list that way.

@arielb1 Was correct in that input_types drops the lifetime parameters and only keeps the type parameters (nightly docs)

Fixes #2831

@oli-obk oli-obk merged commit 788c838 into rust-lang:master Oct 2, 2018

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@phansch phansch deleted the phansch:fix_ice_2831 branch Oct 2, 2018

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oli-obk commented Oct 10, 2018

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Manishearth commented Oct 10, 2018

link to blog post in the commit message and/or PR body? 😄

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