[Debian-iot-maintainers] Bug#1085354: closed by Debian FTP Masters <ftpmaster at ftp-master.debian.org> (reply to Andrea Pappacoda <andrea at pappacoda.it>) (Bug#1085354: fixed in mbedtls 3.6.2-2)

[Gianfranco Costamagna]

On Thu, 7 Nov 2024 23:02:22 +0100 Bastian Germann <bage at debian.org> wrote:
> On Wed, 6 Nov 2024 14:39:19 +0200 Adrian Bunk <bunk at debian.org> wrote:
> > > Upstream might be qualified to determine whether this is an mbedtls or gcc bug.
> > > 
> > > The easiest short-term workaround to unblock the transition is
> > >   export DEB_CFLAGS_MAINT_APPEND   = -Wno-error=array-bounds
> > 
> > This suggestion from my original bug report worked for me when I tested 
> > it back then.
> Works for me.
> 
> 

the patch is creating a patch file, not a real patch

diff -pruN 3.6.2-1/debian/patches/100-fix-gcc14-build.patch 3.6.2-1ubuntu4/debian/patches/100-fix-gcc14-build.patch
--- 3.6.2-1/debian/patches/100-fix-gcc14-build.patch    1970-01-01 00:00:00.000000000 +0000
+++ 3.6.2-1ubuntu4/debian/patches/100-fix-gcc14-build.patch     2024-10-30 19:01:48.000000000 +0000
@@ -0,0 +1,11 @@
+--- a/library/common.h
++++ b/library/common.h
+@@ -199,7 +199,7 @@ static inline void mbedtls_xor(unsigned
+         uint8x16_t x = veorq_u8(v1, v2);
+         vst1q_u8(r + i, x);
+     }
+-#if defined(__IAR_SYSTEMS_ICC__)
++#if defined(__IAR_SYSTEMS_ICC__) || (defined(MBEDTLS_COMPILER_IS_GCC) && MBEDTLS_GCC_VERSION >= 140100)
+     /* This if statement helps some compilers (e.g., IAR) optimise out the byte-by-byte tail case
+      * where n is a constant multiple of 16.
+      * For other compilers (e.g. recent gcc and clang) it makes no difference if n is a compile-time


this one works

G.