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authorSteve Klabnik <steve@steveklabnik.com>2015-03-23 17:05:43 -0400
committerSteve Klabnik <steve@steveklabnik.com>2015-03-23 17:05:43 -0400
commitf78815979706bca435bff80155b28acc80a19781 (patch)
tree2a9293001f152eca7135160baeae66ea8880c8a9 /src/rustllvm/RustWrapper.cpp
parent4a81e66b44f6e7dbbd8741b562ea7f6ac4d799bc (diff)
parent45fae882568d9bf36ade39f210a2721d05e556dd (diff)
downloadrust-f78815979706bca435bff80155b28acc80a19781.tar.gz
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Rollup merge of #23119 - nikomatsakis:issue-23116-ref-mut, r=pnkfelix
Don't allow upcasting to a supertype in the type of the match discriminant. Fixes #23116.

This is a [breaking-change] in that it closes a type hole that previously existed.

r? @pnkfelix 
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