Your message dated Tue, 23 Jun 2015 07:24:48 +0000 with message-id <e1z7izc-0001ty...@franck.debian.org> and subject line Bug#789156: Removed package(s) from unstable has caused the Debian Bug report #714839, regarding [gcc-4.7] gcc generates wrong code with global register variables to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact ow...@bugs.debian.org immediately.) -- 714839: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=714839 Debian Bug Tracking System Contact ow...@bugs.debian.org with problems
--- Begin Message ---Package: gcc-4.7 Version: 4.7.2-5 Severity: normal --- Please enter the report below this line. --- When I compile and run the small program below using gcc -O2 -o test test.c; ./test I get the (correct) output "1". When I compile and run the small program below using gcc -DFAIL -O2 -o test test.c; ./test I get the (wrong) output "2". The define "-DFAIL" only adds an empty asm statement (see below) which mustn't have any effect. *********************************************************** #include <stdio.h> unsigned long reg; register unsigned long *env asm ("rbp"); register unsigned long T0 asm ("rbx"); register unsigned long T1 asm ("r12"); void cmpxchgl(void) { unsigned long dst; dst = *env - T0; if ((unsigned) dst == 0) { T0 = (T0 & ~0xffffffff) | (T1 & 0xffffffff); } else { *env = (*env & ~0xffffffff) | (T0 & 0xffffffff); } #ifdef FAIL asm volatile (""); #endif } int main(void) { env = ® *env = 0; T0 = 1; T1 = 2; cmpxchgl(); printf("%lx\n", T0); return 0; } *********************************************************** --- System information. --- Architecture: amd64 Kernel: Linux 3.2.0-4-amd64 Debian Release: 7.1 500 stable-updates ftp.de.debian.org 500 stable security.debian.org 500 stable ftp.de.debian.org --- Package information. --- Depends (Version) | Installed ===============================-+-=============== gcc-4.7-base (= 4.7.2-5) | 4.7.2-5 cpp-4.7 (= 4.7.2-5) | 4.7.2-5 binutils (>= 2.21.1) | 2.22-8 libgcc1 (>= 1:4.7.2-5) | 1:4.7.2-5 libgomp1 (>= 4.7.2-5) | 4.7.2-5 libitm1 (>= 4.7.2-5) | 4.7.2-5 libquadmath0 (>= 4.7.2-5) | 4.7.2-5 libc6 (>= 2.11) | 2.13-38 libgmp10 | 2:5.0.5+dfsg-2 libmpc2 | 0.9-4 libmpfr4 (>= 3.1.0) | 3.1.0-5 zlib1g (>= 1:1.1.4) | 1:1.2.7.dfsg-13 Recommends (Version) | Installed ==========================-+-============ libc6-dev (>= 2.13-5) | 2.13-38 Suggests (Version) | Installed ======================================-+-=============== gcc-4.7-multilib | 4.7.2-5 libmudflap0-4.7-dev (>= 4.7.2-5) | gcc-4.7-doc (>= 4.7.2) | 4.7.2-2 gcc-4.7-locales (>= 4.7.2) | libgcc1-dbg | libgomp1-dbg | libitm1-dbg | libquadmath0-dbg | libmudflap0-dbg | libcloog-ppl0 (>= 0.15.9-2~) | libppl-c2 | libppl7 | binutils-gold (>= 2.21.1) |
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--- Begin Message ---Version: 4.7.4-3+rm Dear submitter, as the package gcc-4.7 has just been removed from the Debian archive unstable we hereby close the associated bug reports. We are sorry that we couldn't deal with your issue properly. For details on the removal, please see https://bugs.debian.org/789156 The version of this package that was in Debian prior to this removal can still be found using http://snapshot.debian.org/. This message was generated automatically; if you believe that there is a problem with it please contact the archive administrators by mailing ftpmas...@ftp-master.debian.org. Debian distribution maintenance software pp. Luca Falavigna (the ftpmaster behind the curtain)
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