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-rw-r--r--compiler/rustc_parse/src/lexer/unescape_error_reporting.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs b/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs
index 1ac6b6fe115..fa242a32a18 100644
--- a/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs
+++ b/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs
@@ -95,7 +95,7 @@ pub(crate) fn emit_unescape_error(
                     }
                     escaped.push(c);
                 }
-                if escaped.len() != lit.len() {
+                if escaped.len() != lit.len() || full_lit_span.is_empty() {
                     let sugg = format!("{prefix}\"{escaped}\"");
                     MoreThanOneCharSugg::QuotesFull {
                         span: full_lit_span,