libroot/glibc: apply upstream fix for printf_fphex: Fix up long double fphex.

https://github.com/bminor/glibc/commit/a53b7a4e4b39d90f5964841c63492cf233aa17b8
fix #18353
This commit is contained in:
Jérôme Duval
2023-04-09 18:38:30 +02:00
parent 2b65e2d808
commit 6239b2a907
@@ -138,6 +138,7 @@ do { \
\
/* We use a full nibble for the leading digit. */ \
leading = *numstr++; \
wnumstr++; \
\
/* We have 3 bits from the mantissa in the leading nibble. \
Therefore we are here using `IEEE854_LONG_DOUBLE_BIAS + 3'. */ \