Rollup of 6 pull requests - #72961

Closed

Dylan-DPC-zz wants to merge 15 commits into

rust-lang:masterfrom

Dylan-DPC-zz:rollup-hdtbjxh

Commits on May 29, 2020

remove trivial `mk_predicate`s
lcnr
committed
8f8cb71

Commits on May 30, 2020

Add ClashingExternDecl test case.
jumbatm
committed
d1d62b9
Add ClashingExternDecl lint.
jumbatm
committed
6b2405b
Add clashing-extern-fn.rs stderr.
jumbatm
committed
ea3a35e
Update existing test cases.
jumbatm
committed
1784005

Commits on Jun 1, 2020

Add test for #72554.
estebank
committed
eb8d900

Commits on Jun 2, 2020

Order the Rust and C ABIs first to reduce test churn
shepmaster
committed
d7c248b

Commits on Jun 3, 2020