All issues

HighsMipWorker.h: inline destructor calls reset() on unique_ptr of incomplete HighsSearch — build fails on Xcode 26 / newer libc++

#3227

· thomas-harries-hasselbalch-maersk opened

on Aug 24, 2026

Feature requests

#3225

· galabovaa opened

on Aug 21, 2026

Apple silicon: default thread count halves core count; cache-line padding assumes 64 bytes

Architecture exploitation

#3221

· subsriram opened

on Aug 18, 2026

Enhancements

#3205

· jajhall opened

on Aug 6, 2026

LP warm-started via setBasis returns status Optimal with a solution that is not the basic solution of its own returned basis

#3194

· EamonHetherton opened

on Aug 3, 2026

MIP: presolve fixes a column whose bounds are equal only within tolerance without bounding the objective error, returning a suboptimal solution as Optimal

#3173

· EamonHetherton opened

on Jul 27, 2026

HiPO build ignores user choice of BLAS on Apple

#3160

· odow opened

on Jul 22, 2026

highs_bindings defining PYBIND11_DETAILED_ERROR_MESSAGES breaks ODR for other sources using pybind

#3144

· NoLuckNoWin opened

on Jul 8, 2026

Regression in dual-fixing presolve v1.14.0 -> v.1.15.1

#3140

· slowjazz opened

on Jul 7, 2026

Simplex issues when solving two McCormick models

#3121

· jajhall opened

on Jun 30, 2026

Member function in highspy has no effect

#3109

· BenChampion opened

on Jun 29, 2026

Presolve worsens solution and hangs

#3074

· igofunke opened

on Jun 17, 2026