Imported Upstream version 58upstream/58

1 files changed, 7 insertions, 0 deletions

diff --git a/src/pkg/fmt/format.go b/src/pkg/fmt/format.go
index f9d2b4fca..5dcfb9677 100644
--- a/src/pkg/fmt/format.go
+++ b/src/pkg/fmt/format.go
@@ -296,6 +296,13 @@ func (f *fmt) fmt_q(s string) {
 	f.padString(quoted)
 }
 
+// fmt_qc formats the integer as a single-quoted, escaped Go character constant.
+// If the character is not valid Unicode, it will print '\ufffd'.
+func (f *fmt) fmt_qc(c int64) {
+	quoted := strconv.QuoteRune(int(c))
+	f.padString(quoted)
+}
+
 // floating-point
 
 func doPrec(f *fmt, def int) int {