search for: diagnosticsreference

On Sun, 2020-10-18 at 19:59 +0100, Matthew Wilcox wrote: > On Sat, Oct 17, 2020 at 09:09:28AM -0700, trix at redhat.com wrote: > > clang has a number of useful, new warnings see > > https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html__;!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jxX60ddN6tKGEbv_cnooXc1nnBmchm-e_O9ieGnyQ$ > > Please get your IT department to remove that stupidity. If you > can't, please send email from a non-Red Hat email address. Actually, the problem is at Oracle's end somewhere in th...

On Sat, Oct 17, 2020 at 09:09:28AM -0700, trix at redhat.com wrote: > clang has a number of useful, new warnings see > https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html__;!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jxX60ddN6tKGEbv_cnooXc1nnBmchm-e_O9ieGnyQ$ Please get your IT department to remove that stupidity. If you can't, please send email from a non-Red Hat email address. I don't understand why this is a useful warning to fix. What actual pr...

...00, James Bottomley wrote: > On Sun, 2020-10-18 at 19:59 +0100, Matthew Wilcox wrote: > > On Sat, Oct 17, 2020 at 09:09:28AM -0700, trix at redhat.com wrote: > > > clang has a number of useful, new warnings see > > > https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html__;!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jxX60ddN6tKGEbv_cnooXc1nnBmchm-e_O9ieGnyQ$ > > > > Please get your IT department to remove that stupidity. If you > > can't, please send email from a non-Red Hat email address. > > Actually, the problem is at Oracle&...

...reewide. > > I am wondering if the change could be one mega patch (see below) or > > normal patch per file about 100 patches or somewhere half way by collecting > > early acks. > > > > clang has a number of useful, new warnings see > > https://clang.llvm.org/docs/DiagnosticsReference.html > > > > This change cleans up -Wunreachable-code-break > > https://clang.llvm.org/docs/DiagnosticsReference.html#wunreachable-code-break > > for 266 of 485 warnings in this week's linux-next, allyesconfig on x86_64. > > Early acks/individual patches by subsyst...

...reewide. > > I am wondering if the change could be one mega patch (see below) or > > normal patch per file about 100 patches or somewhere half way by collecting > > early acks. > > > > clang has a number of useful, new warnings see > > https://clang.llvm.org/docs/DiagnosticsReference.html > > > > This change cleans up -Wunreachable-code-break > > https://clang.llvm.org/docs/DiagnosticsReference.html#wunreachable-code-break > > for 266 of 485 warnings in this week's linux-next, allyesconfig on x86_64. > > Early acks/individual patches by subsyst...

I'm not someone who thinks VLAs are automatically bad and unlike Linux kernel code they can sometimes be used safely in userspace. However for an internet exposed server there is an argument that they might cause some kind of exploitable situation especially if the code is compiled without other stack hardening features. Also in highly multithreaded code with limited stack sizes (as nbdkit

...nge to clean up a new warning treewide. I am wondering if the change could be one mega patch (see below) or normal patch per file about 100 patches or somewhere half way by collecting early acks. clang has a number of useful, new warnings see https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html__;!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jxX60ddN6tKGEbv_cnooXc1nnBmchm-e_O9ieGnyQ$ This change cleans up -Wunreachable-code-break https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html*wunreachable-code-break__;Iw!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jx...

...nge to clean up a new warning treewide. I am wondering if the change could be one mega patch (see below) or normal patch per file about 100 patches or somewhere half way by collecting early acks. clang has a number of useful, new warnings see https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html__;!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jxX60ddN6tKGEbv_cnooXc1nnBmchm-e_O9ieGnyQ$ This change cleans up -Wunreachable-code-break https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html*wunreachable-code-break__;Iw!!GqivPVa7Brio!Krxz78O3RKcB9JBMVo_F98FupVhj_jx...

...treewide. > I am wondering if the change could be one mega patch (see below) or > normal patch per file about 100 patches or somewhere half way by collecting > early acks. > > clang has a number of useful, new warnings see > https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html__;!!GqivPVa7Brio!I1e3ICrqVVRM26wDg2unWSH5Oo5ddT0f-H6IkP2Hnb2dQ-YGRtaTKw7R_N1dUf3CCbU2CQ$ > > This change cleans up -Wunreachable-code-break > https://urldefense.com/v3/__https://clang.llvm.org/docs/DiagnosticsReference.html*wunreachable-code-break__;Iw!!GqivPVa7Brio!I1e3ICrqVVRM26wD...