From cd7965bd970b0a298e734acc9dafae0a5db5f712 Mon Sep 17 00:00:00 2001 From: "Paul E. Murphy" Date: Tue, 4 Feb 2020 09:21:19 -0600 Subject: ldbl-128ibm-compat: set PRINTF_CHK flag in {,v}sprintf_chk This should be unconditionally set to match the common implementation, and fixes multiple test failures related to sprintf. Reviewed-by: Tulio Magno Quites Machado Filho --- sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c | 4 ++++ sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c | 4 ++++ 2 files changed, 8 insertions(+) (limited to 'sysdeps/ieee754/ldbl-128ibm-compat') diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c index 207c1c62ad..f52e17fdc7 100644 --- a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c +++ b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c @@ -30,6 +30,10 @@ ___ieee128_sprintf_chk (char *s, int flag, size_t slen, if (flag > 0) mode |= PRINTF_FORTIFY; + /* Regardless of the value of flag, let __vsprintf_internal know that + this is a call from *printf_chk. */ + mode |= PRINTF_CHK; + if (slen == 0) __chk_fail (); diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c index 2c32735f3c..c6130b4f5f 100644 --- a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c +++ b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c @@ -26,6 +26,10 @@ ___ieee128_vsprintf_chk (char *string, int flag, size_t slen, if (flag > 0) mode |= PRINTF_FORTIFY; + /* Regardless of the value of flag, let __vsprintf_internal know that + this is a call from *printf_chk. */ + mode |= PRINTF_CHK; + if (slen == 0) __chk_fail (); -- cgit 1.4.1