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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/trivial-bounds/trivial-bounds-inconsistent-projection.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz
rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/trivial-bounds/trivial-bounds-inconsistent-projection.rs')
-rw-r--r--tests/ui/trivial-bounds/trivial-bounds-inconsistent-projection.rs58
1 files changed, 58 insertions, 0 deletions
diff --git a/tests/ui/trivial-bounds/trivial-bounds-inconsistent-projection.rs b/tests/ui/trivial-bounds/trivial-bounds-inconsistent-projection.rs
new file mode 100644
index 000000000..b13956673
--- /dev/null
+++ b/tests/ui/trivial-bounds/trivial-bounds-inconsistent-projection.rs
@@ -0,0 +1,58 @@
+// run-pass
+// Check that global bounds result in the expected choice of associated type
+
+#![feature(trivial_bounds)]
+#![allow(unused)]
+
+struct B;
+
+trait A {
+ type X;
+ fn get_x() -> Self::X;
+}
+
+impl A for B {
+ type X = u8;
+ fn get_x() -> u8 { 0 }
+}
+
+fn underspecified_bound() -> u8
+where
+ B: A //~ WARNING trivial_bounds
+{
+ B::get_x()
+}
+
+fn inconsistent_bound() -> i32
+where
+ B: A<X = i32> //~ WARNING trivial_bounds
+{
+ B::get_x()
+}
+
+fn redundant_bound() -> u8
+where
+ B: A<X = u8> //~ WARNING trivial_bounds
+{
+ B::get_x()
+}
+
+fn inconsistent_dup_bound() -> i32
+where
+ B: A<X = i32> + A
+ //~^ WARNING trivial_bounds
+ //~| WARNING trivial_bounds
+{
+ B::get_x()
+}
+
+fn redundant_dup_bound() -> u8
+where
+ B: A<X = u8> + A
+ //~^ WARNING trivial_bounds
+ //~| WARNING trivial_bounds
+{
+ B::get_x()
+}
+
+fn main () {}