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MIP IPX default #2626

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Merged
jajhall merged 1 commit into from
Oct 31, 2025
Merged

MIP IPX default #2626

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3 changes: 2 additions & 1 deletion highs/io/HighsIO.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,8 @@ void highsLogHeader(const HighsLogOptions& log_options,

#ifdef HIPO
#ifdef BLAS_LIBRARIES
highsLogUser(log_options, HighsLogType::kInfo, "Using blas: %s\n", BLAS_LIBRARIES);
highsLogUser(log_options, HighsLogType::kInfo, "Using blas: %s\n",
BLAS_LIBRARIES);
#else
highsLogUser(log_options, HighsLogType::kInfo, "Using blas: unknown\n");
#endif
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11 changes: 9 additions & 2 deletions highs/mip/HighsLpRelaxation.cpp
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Expand Up @@ -1098,6 +1098,8 @@ HighsLpRelaxation::Status HighsLpRelaxation::run(bool resolve_on_error) {
const std::string mip_lp_solver = mipsolver.options_mip_->mip_lp_solver;
if (useIpm(mip_lp_solver)) {
bool use_hipo = mip_lp_solver == kHipoString;
// Later still, pass mip_lp_solver and take action on failure in
// solveLp
#ifndef HIPO
// Shouldn't be possible to choose HiPO if it's not in the build
assert(!use_hipo);
Expand Down Expand Up @@ -1318,10 +1320,15 @@ HighsLpRelaxation::Status HighsLpRelaxation::run(bool resolve_on_error) {
// here. Later pass mip_ipm_solver and take action on failure in
// solveLp
bool use_hipo =
#ifdef HIPO
/*
#ifdef HIPO
// Later use HiPO by default
mip_ipm_solver == kHighsChooseString ||
#endif
#endif
*/
mip_ipm_solver == kHipoString;
// Later still, pass mip_ipm_solver and take action on failure in
// solveLp
#ifndef HIPO
// Shouldn't be possible to choose HiPO if it's not in the build
assert(!use_hipo);
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