Add tests for some issues

[JohnTitor]

Closes #29265
Closes #37433
Closes #49544

r? @Centril

[Centril]

Thanks! r=me rollup when green

[Centril]

@bors r+ rollup

[bors]

📌 Commit 92e4e8e has been approved by Centril

[Centril]

Failed in #63311 (comment), @bors r-

[Centril]

@bors r+

[bors]

📌 Commit de827b202fd196e5ae5b8a79be6de4b17597b250 has been approved by Centril

[rust-highfive]

The job x86_64-gnu-llvm-6.0 of your PR failed (raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

2019-08-06T11:06:00.3721334Z ##[command]git remote add origin https://github.com/rust-lang/rust
2019-08-06T11:06:00.3892010Z ##[command]git config gc.auto 0
2019-08-06T11:06:00.3958235Z ##[command]git config --get-all http.https://github.com/rust-lang/rust.extraheader
2019-08-06T11:06:00.4004364Z ##[command]git config --get-all http.proxy
2019-08-06T11:06:00.4157777Z ##[command]git -c http.extraheader="AUTHORIZATION: basic ***" fetch --force --tags --prune --progress --no-recurse-submodules --depth=2 origin +refs/heads/*:refs/remotes/origin/* +refs/pull/63259/merge:refs/remotes/pull/63259/merge
---
2019-08-06T11:06:36.9782160Z do so (now or later) by using -b with the checkout command again. Example:
2019-08-06T11:06:36.9782195Z 
2019-08-06T11:06:36.9782479Z   git checkout -b <new-branch-name>
2019-08-06T11:06:36.9782513Z 
2019-08-06T11:06:36.9782568Z HEAD is now at affea59ac Merge de827b202fd196e5ae5b8a79be6de4b17597b250 into 766b10a8d544550712fd6352863457a86f46db3c
2019-08-06T11:06:36.9936628Z ##[section]Starting: Collect CPU-usage statistics in the background
2019-08-06T11:06:36.9940128Z ==============================================================================
2019-08-06T11:06:36.9940215Z Task         : Bash
2019-08-06T11:06:36.9940267Z Description  : Run a Bash script on macOS, Linux, or Windows
---
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---
2019-08-06T12:20:32.6283800Z 1 error[E0669]: invalid value for constraint in inline assembly
2019-08-06T12:20:32.6284082Z -   --> $DIR/issue-37433.rs:5:24
2019-08-06T12:20:32.6284348Z +   --> $DIR/issue-37433.rs:7:24
2019-08-06T12:20:32.6284394Z 3    |
2019-08-06T12:20:32.6284439Z 4 LL |         asm!("" :: "r"(""));
2019-08-06T12:20:32.6284533Z 
2019-08-06T12:20:32.6284577Z 
2019-08-06T12:20:32.6284630Z The actual stderr differed from the expected stderr.
2019-08-06T12:20:32.6284958Z Actual stderr saved to /checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/issues/issue-37433/issue-37433.stderr
2019-08-06T12:20:32.6284958Z Actual stderr saved to /checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/issues/issue-37433/issue-37433.stderr
2019-08-06T12:20:32.6285255Z To update references, rerun the tests and pass the `--bless` flag
2019-08-06T12:20:32.6285545Z To only update this specific test, also pass `--test-args issues/issue-37433.rs`
2019-08-06T12:20:32.6285642Z error: 1 errors occurred comparing output.
2019-08-06T12:20:32.6285687Z status: exit code: 1
2019-08-06T12:20:32.6285687Z status: exit code: 1
2019-08-06T12:20:32.6286714Z command: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "/checkout/src/test/ui/issues/issue-37433.rs" "-Zthreads=1" "--target=x86_64-unknown-linux-gnu" "--error-format" "json" "-Zui-testing" "-C" "prefer-dynamic" "--out-dir" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/issues/issue-37433" "-Crpath" "-O" "-Cdebuginfo=0" "-Zunstable-options" "-Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers" "-L" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui/issues/issue-37433/auxiliary" "-A" "unused"
2019-08-06T12:20:32.6287199Z ------------------------------------------
2019-08-06T12:20:32.6287259Z 
2019-08-06T12:20:32.6287501Z ------------------------------------------
2019-08-06T12:20:32.6287544Z stderr:
2019-08-06T12:20:32.6287544Z stderr:
2019-08-06T12:20:32.6287791Z ------------------------------------------
2019-08-06T12:20:32.6287841Z error[E0669]: invalid value for constraint in inline assembly
2019-08-06T12:20:32.6288099Z   --> /checkout/src/test/ui/issues/issue-37433.rs:7:24
2019-08-06T12:20:32.6288168Z    |
2019-08-06T12:20:32.6288213Z LL |         asm!("" :: "r"(""));
2019-08-06T12:20:32.6288288Z 
2019-08-06T12:20:32.6288347Z error: aborting due to previous error
2019-08-06T12:20:32.6288377Z 
2019-08-06T12:20:32.6288401Z 
---
2019-08-06T12:20:32.6325400Z thread 'main' panicked at 'Some tests failed', src/tools/compiletest/src/main.rs:536:22
2019-08-06T12:20:32.6325487Z note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
2019-08-06T12:20:32.6336535Z 
2019-08-06T12:20:32.6336609Z 
2019-08-06T12:20:32.6341542Z command did not execute successfully: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0-tools-bin/compiletest" "--compile-lib-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib" "--run-lib-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/lib/rustlib/x86_64-unknown-linux-gnu/lib" "--rustc-path" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage2/bin/rustc" "--src-base" "/checkout/src/test/ui" "--build-base" "/checkout/obj/build/x86_64-unknown-linux-gnu/test/ui" "--stage-id" "stage2-x86_64-unknown-linux-gnu" "--mode" "ui" "--target" "x86_64-unknown-linux-gnu" "--host" "x86_64-unknown-linux-gnu" "--llvm-filecheck" "/usr/lib/llvm-6.0/bin/FileCheck" "--host-rustcflags" "-Crpath -O -Cdebuginfo=0 -Zunstable-options  -Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers" "--target-rustcflags" "-Crpath -O -Cdebuginfo=0 -Zunstable-options  -Lnative=/checkout/obj/build/x86_64-unknown-linux-gnu/native/rust-test-helpers" "--docck-python" "/usr/bin/python2.7" "--lldb-python" "/usr/bin/python2.7" "--gdb" "/usr/bin/gdb" "--quiet" "--llvm-version" "6.0.0\n" "--system-llvm" "--cc" "" "--cxx" "" "--cflags" "" "--llvm-components" "" "--llvm-cxxflags" "" "--adb-path" "adb" "--adb-test-dir" "/data/tmp/work" "--android-cross-path" "" "--color" "always"
2019-08-06T12:20:32.6341869Z 
2019-08-06T12:20:32.6341919Z 
2019-08-06T12:20:32.6355465Z failed to run: /checkout/obj/build/bootstrap/debug/bootstrap test
2019-08-06T12:20:32.6355543Z Build completed unsuccessfully in 1:07:37
2019-08-06T12:20:32.6355543Z Build completed unsuccessfully in 1:07:37
2019-08-06T12:20:33.3598614Z ##[error]Bash exited with code '1'.
2019-08-06T12:20:33.3661100Z ##[section]Starting: Checkout
2019-08-06T12:20:33.3663161Z ==============================================================================
2019-08-06T12:20:33.3663237Z Task         : Get sources
2019-08-06T12:20:33.3663284Z Description  : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[JohnTitor]

Oops, I forgot updating .stderr, I'll fix shortly.

[Centril]

@bors r-

[JohnTitor]

Hopefully fixed

[Centril]

@bors r+

[bors]

📌 Commit 418bf96 has been approved by Centril

[bors]

☔ The latest upstream changes (presumably #63371) made this pull request unmergeable. Please resolve the merge conflicts.