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From: Jeff Johnston <>
Subject: [newlib-cygwin] stdio: Parse 0x0p+00 correctly in scanf
Date: Fri, 18 Jun 2021 21:15:48 +0000 (GMT)	[thread overview]
Message-ID: <> (raw);h=92068f4cc5f2cb655b32a46fdba93a9e572c307b

commit 92068f4cc5f2cb655b32a46fdba93a9e572c307b
Author: Keith Packard <>
Date:   Fri Jun 18 11:09:48 2021 -0700

    stdio: Parse 0x0p+00 correctly in scanf
    The scanf code was skipping the '0' after the 'x' causing the
    resulting buffer to contain an invalid number when passed to strtod.
    Signed-off-by: Keith Packard <>

 newlib/libc/stdio/vfscanf.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/newlib/libc/stdio/vfscanf.c b/newlib/libc/stdio/vfscanf.c
index 1d5e6512a..037692531 100644
--- a/newlib/libc/stdio/vfscanf.c
+++ b/newlib/libc/stdio/vfscanf.c
@@ -1628,6 +1628,7 @@ __SVFSCANF_R (struct _reent *rptr,
 		      && zeroes == 1)
 		      flags |= HEXFLT;
+                      flags &= ~NDIGITS;
 		      /* We skipped the first zero, so we have to add
 			 it now to the buffer. */
 		      *p++ = '0';

                 reply	other threads:[~2021-06-18 21:15 UTC|newest]

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