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Do not ICE on unicode next point

Use `shrink_to_hi` instead of `next_point`
Fix #68000.
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estebank committed Jan 10, 2020
1 parent 72b2bd5 commit fcd850fc5db2501d14b2e0cbfac8aa890d700e55
@@ -1489,7 +1489,7 @@ impl<'a> Parser<'a> {
}
}
_ => {
let sp = self.sess.source_map().next_point(self.prev_span);
let sp = self.prev_span.shrink_to_hi();
let mut err = self.struct_span_err(
sp,
&format!("expected `,`, or `}}`, found {}", super::token_descr(&self.token)),
@@ -0,0 +1,6 @@
pub struct Foo {
pub bar: Vec<i32>ö
//~^ ERROR expected `,`, or `}`, found `ö`
} //~ ERROR expected `:`, found `}`

fn main() {}
@@ -0,0 +1,17 @@
error: expected `,`, or `}`, found `ö`
--> $DIR/issue-68000-unicode-ident-after-missing-comma.rs:2:22
|
LL | pub bar: Vec<i32>ö
| ^ help: try adding a comma: `,`

error: expected `:`, found `}`
--> $DIR/issue-68000-unicode-ident-after-missing-comma.rs:4:1
|
LL | pub bar: Vec<i32>ö
| - expected `:`
LL |
LL | }
| ^ unexpected token

error: aborting due to 2 previous errors

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