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sm=1 tr=0 ts=68c8c0f6 b=1 cx=c_pps a=WeWmnZmh0fydH62SvGsd2A==:117 a=WeWmnZmh0fydH62SvGsd2A==:17 a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=wKuvFiaSGQ0qltdbU6+NXLB8nM8=:19 a=Ol13hO9ccFRV9qXi2t6ftBPywas=:19 a=xqWC_Br6kY4A:10 a=8nJEP1OIZ-IA:10 a=yJojWOMRYYMA:10 a=GoEa3M9JfhUA:10 a=iNyAA7dVCqxqn7Epd2IA:9 a=3ZKOabzyN94A:10 a=wPNLvfGTeEIA:10 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTEzMDAzMyBTYWx0ZWRfXzmYpod7YktpG sFlchN2DmKSMOwOFldDrX2qEPnom5RkikUimEIIkDx5+sD6v8TfHhXPpMIvNYgvRzcvxGZpm6S8 ksb0mKn7XDRTL2N53cKACDxZbmJfeHgJ+QoGNcF/hZvIb3xERJGq/uHMdJpXvHTqy/F1IBGo7hq 2r+xKp+vGvkLooNKKU215M9y0be0nNF/QPzDHnS/oB0TrxCJbnnC8yqHkWfruwaytVAnhSbQemM 4kBDdx8u0qAreSEFbUtK3BzByzm6PBkVQu8gzxU1RdLPpMF6ZUPSHvJacrPrub89qUl3RoqJfX7 vfVfdE4ejPsjtAz14539OlFmcEjjzbd8ndCFYnwOwJ4Q59CvpMA8k7h56Fc4o4MPxRxMW4xGbPa imhbV6Bj X-Proofpoint-ORIG-GUID: 1bkII8Ky-z_lfxuuj3Fg1tIp11MNt77B On Mon, Sep 15, 2025 at 04:41:43PM -0400, Eugene Loh wrote: > Largely similar comments to previous versions of this patch: > > On 9/15/25 13:36, Kris Van Hees via DTrace-devel wrote: > > Because alloca pointers are stored internally as ofssets into the > > The same as for v1 and v2:  s/ofssets/offsets/. Ok, yes, sorry - been spending time on functionality over typos. > > scratchmem area, they were printed as small integers. They are > > now printed as actual pointer values into kernel space. > > And, again, the patch performs poorly against testing. > > The new test gives me: >     -OK 1 OK 333 OK 55555 >     +OK 1059965305 OK 1059965637 OK 1060020859 > which is to say that the dereferenced values are wrong.  (They are all the > correct values plus some offset.) > > And with this patch, these pre-existing tests fail: >     test/unittest/builtinvar/tst.tid_pid.sh: FAIL: erroneous exitcode (1). >     test/unittest/funcs/alloca/tst.alloca-bcopy-top.d: FAIL: expected > results differ. >     test/unittest/funcs/bcopy/tst.bcopy_arg_order.d: FAIL: expected results > differ. >     test/unittest/funcs/copyinto/tst.copyinto_arg_order.d: FAIL: expected > results differ. Hm, this is getting frustrating. Tracking down why I was not seeing those failures on my end. > btw... > > > diff --git a/test/unittest/actions/trace/tst.alloca.r.p b/test/unittest/actions/trace/tst.alloca.r.p > > new file mode 100755 > > @@ -0,0 +1,11 @@ > > +#!/usr/bin/gawk -f > > + > > +{ > > + $1 = $1 > 0x7fffffff ? "OK" : "BAD"; > > + $3 = $3 > 0x7fffffff ? "OK" : "BAD"; > > + $5 = $5 > 0x7fffffff ? "OK" : "BAD"; > > +} > > + > > +{ > > + print; > > +} > > Why are these split over two awk clauses?  Can't they co-exist in the same > clause? Yes they can. But they don't have to.