Control: reassign -1 gcc-14 14.1.0-1 Control: retitle -1 gcc-14: miscompiles code on s390x at -O2 Control: tag -1 upstream Control: severity -1 normal Control: forwarded -1 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116799
On Wed, Sep 18, 2024 at 02:40:11PM GMT, James McCoy wrote: > On Wed, Sep 18, 2024 at 05:27:55PM GMT, Niko Tyni wrote: > > This package failed to build from source on the s390x buildd, preventing > > testing migration as it has built successfully in the past. > > > > > > https://buildd.debian.org/status/fetch.php?pkg=vim&arch=s390x&ver=2%3A9.1.0709-1&stamp=1726338812&raw=0 > > > > Failures: > > From test_alot.vim: > > Found errors in Test_glob2regpat_valid(): > > command line..script > > /<<PKGBUILDDIR>>/src/vim-gtk3/testdir/runtest.vim[607]..function > > RunTheTest[57]..Test_glob2regpat_valid line 8: Expected '.*' but got '$' > > > > TEST FAILURE > > make[4]: *** [Makefile:53: report] Error 1 > > The difference between these two builds is that we switched from gcc-13 > to gcc-14. If I build with gcc-13, the test passes. If I build with > gcc-14 and -O1, the build passes. > > I'm trying to narrow down what gcc-14 change introduced the problem. > Other big-endian platforms aren't seeing the same problem, so it seems > more like a compiler problem than a code problem to me. Bisecting shows the problem was introduced by https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111294. I'm going to reassign to gcc and will work around the issue in Vim's build for now. Cheers, -- James GPG Key: 4096R/91BF BF4D 6956 BD5D F7B7 2D23 DFE6 91AE 331B A3DB
