Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 89 insertions, 0 deletions

diff --git a/tests/ui/consts/control-flow/loop.rs b/tests/ui/consts/control-flow/loop.rs
new file mode 100644
index 000000000..2b8561a26
--- /dev/null
+++ b/tests/ui/consts/control-flow/loop.rs
@@ -0,0 +1,89 @@
+const _: () = loop { break (); };
+
+static FOO: i32 = loop { break 4; };
+
+const fn foo() {
+    loop {}
+}
+
+pub trait Foo {
+    const BAR: i32 = loop { break 4; };
+}
+
+impl Foo for () {
+    const BAR: i32 = loop { break 4; };
+}
+
+fn non_const_outside() {
+    const fn const_inside() {
+        loop {}
+    }
+}
+
+const fn const_outside() {
+    fn non_const_inside() {
+        loop {}
+    }
+}
+
+fn main() {
+    let x = [0; {
+        while false {}
+        4
+    }];
+}
+
+const _: i32 = {
+    let mut x = 0;
+
+    while x < 4 {
+        x += 1;
+    }
+
+    while x < 8 {
+        x += 1;
+    }
+
+    x
+};
+
+const _: i32 = {
+    let mut x = 0;
+
+    for i in 0..4 { //~ ERROR `for` is not allowed in a `const`
+        x += i;
+    }
+
+    for i in 0..4 { //~ ERROR `for` is not allowed in a `const`
+        x += i;
+    }
+
+    x
+};
+
+const _: i32 = {
+    let mut x = 0;
+
+    loop {
+        x += 1;
+        if x == 4 {
+            break;
+        }
+    }
+
+    loop {
+        x += 1;
+        if x == 8 {
+            break;
+        }
+    }
+
+    x
+};
+
+const _: i32 = {
+    let mut x = 0;
+    while let None = Some(x) { }
+    while let None = Some(x) { }
+    x
+};