Fix float ICE

Co-authored-by: Esteban Kuber <estebank@users.noreply.github.com>
2021-11-15 17:46:44 +01:00
parent 3d789740b0
commit 5f6059d9a2
4 changed files with 29 additions and 1 deletions
--- a/compiler/rustc_parse/src/parser/expr.rs
+++ b/compiler/rustc_parse/src/parser/expr.rs
@@ -1032,6 +1032,8 @@ impl<'a> Parser<'a> {
            [IdentLike(_), Punct('+' | '-')] |
            // 1e+2 | 1e-2
            [IdentLike(_), Punct('+' | '-'), IdentLike(_)] |
+            // 1.2e+ | 1.2e-
+            [IdentLike(_), Punct('.'), IdentLike(_), Punct('+' | '-')] |
            // 1.2e+3 | 1.2e-3
            [IdentLike(_), Punct('.'), IdentLike(_), Punct('+' | '-'), IdentLike(_)] => {
                // See the FIXME about `TokenCursor` above.