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authorAlbert Larsan <74931857+albertlarsan68@users.noreply.github.com>2023-01-05 09:13:28 +0100
committerAlbert Larsan <74931857+albertlarsan68@users.noreply.github.com>2023-01-11 09:32:08 +0000
commitcf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch)
tree40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/ui/mir/issue-67639-normalization-ice.rs
parentca855e6e42787ecd062d81d53336fe6788ef51a9 (diff)
downloadrust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz
rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip
Move /src/test to /tests
Diffstat (limited to 'tests/ui/mir/issue-67639-normalization-ice.rs')
-rw-r--r--tests/ui/mir/issue-67639-normalization-ice.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/ui/mir/issue-67639-normalization-ice.rs b/tests/ui/mir/issue-67639-normalization-ice.rs
new file mode 100644
index 00000000000..71150a80bc0
--- /dev/null
+++ b/tests/ui/mir/issue-67639-normalization-ice.rs
@@ -0,0 +1,34 @@
+// compile-flags: -Z mir-opt-level=4
+// build-pass
+
+// This used to ICE in const-prop due
+// to an empty ParamEnv being used during normalization
+// of a generic type
+
+
+fn main() {
+    join_all::<u32>();
+}
+
+trait Foo {
+    type Item;
+}
+
+impl Foo for u32 {
+    type Item = u8;
+}
+
+trait Bar {
+    type Item2;
+}
+
+impl Bar for u8 {
+    type Item2 = u64;
+}
+
+fn join_all<I>()
+where I: Foo,
+    I::Item: Bar
+{
+    Vec::<<I::Item as Bar>::Item2>::new(); // ICE occurs processing this line
+}