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authorbors <bors@rust-lang.org>2025-10-02 11:14:37 +0000
committerbors <bors@rust-lang.org>2025-10-02 11:14:37 +0000
commit94ecb52bbeeccc990545d4ebc9e9c35dcaf285e3 (patch)
treeb3836c3f29d9f4ce549e329a6234adc437c1d5aa /tests/ui/compiletest-self-test
parent4b9c62b4da3e17cee99d3d2052f1c576b188e2a8 (diff)
parent2d1efe76bcf0871a580476841141441742198310 (diff)
downloadrust-94ecb52bbeeccc990545d4ebc9e9c35dcaf285e3.tar.gz
rust-94ecb52bbeeccc990545d4ebc9e9c35dcaf285e3.zip
Auto merge of #147261 - matthiaskrgr:rollup-yh3fgvc, r=matthiaskrgr
Rollup of 9 pull requests

Successful merges:

 - rust-lang/rust#146281 (Support `#[rustc_align_static]` inside `thread_local!`)
 - rust-lang/rust#146535 (mbe: Implement `unsafe` attribute rules)
 - rust-lang/rust#146585 (indexing: reword help)
 - rust-lang/rust#147004 (Tweak handling of "struct like start" where a struct isn't supported)
 - rust-lang/rust#147221 (Forbid `//@ compile-flags: -Cincremental=` in tests)
 - rust-lang/rust#147225 (Don't enable shared memory by default with Wasm atomics)
 - rust-lang/rust#147227 (implement `Box::take`)
 - rust-lang/rust#147233 (Initialize llvm submodule if not already the case to run citool)
 - rust-lang/rust#147236 (Update books)

r? `@ghost`
`@rustbot` modify labels: rollup
Diffstat (limited to 'tests/ui/compiletest-self-test')
-rw-r--r--tests/ui/compiletest-self-test/compile-flags-incremental.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/compiletest-self-test/compile-flags-incremental.rs b/tests/ui/compiletest-self-test/compile-flags-incremental.rs
new file mode 100644
index 00000000000..62a1ad84d8f
--- /dev/null
+++ b/tests/ui/compiletest-self-test/compile-flags-incremental.rs
@@ -0,0 +1,17 @@
+//@ revisions: good bad bad-space
+//@ check-pass
+
+//@[bad] compile-flags: -Cincremental=true
+//@[bad] should-fail
+
+//@[bad-space] compile-flags:  -C  incremental=dir
+//@[bad-space] should-fail
+
+fn main() {}
+
+// Tests should not try to manually enable incremental compilation with
+// `-Cincremental`, because that typically results in stray directories being
+// created in the repository root.
+//
+// Instead, use the `//@ incremental` directive, which instructs compiletest
+// to handle the details of passing `-Cincremental` with a fresh directory.