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[Flang]Fix propagation of loop collapse number for target-based directives #162707

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Merged
merged 1 commit into from
Oct 9, 2025
Merged

[Flang]Fix propagation of loop collapse number for target-based directives #162707

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1 change: 1 addition & 0 deletions flang/lib/Lower/OpenMP/OpenMP.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -153,6 +153,7 @@ class HostEvalInfo {
clauseOps.loopLowerBounds = ops.loopLowerBounds;
clauseOps.loopUpperBounds = ops.loopUpperBounds;
clauseOps.loopSteps = ops.loopSteps;
clauseOps.collapseNumLoops = ops.collapseNumLoops;
ivOut.append(iv);
return true;
}
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2 changes: 1 addition & 1 deletion flang/test/Lower/OpenMP/distribute-parallel-do-simd.f90
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Expand Up @@ -112,7 +112,7 @@ subroutine lastprivate_cond_in_composite_construct(x_min, x_max, y_min, y_max)
! CHECK: omp.distribute {
! CHECK: omp.wsloop {
! CHECK: omp.simd private({{.*}}) {
! CHECK: omp.loop_nest (%[[I_IV:.*]], %[[J_IV:.*]]) : i32 = ({{.*}}) to ({{.*}}) inclusive step ({{.*}}) {
! CHECK: omp.loop_nest (%[[I_IV:.*]], %[[J_IV:.*]]) : i32 = ({{.*}}) to ({{.*}}) inclusive step ({{.*}}) collapse(2) {
! CHECK: %[[Y_MAX_PRIV:.*]]:2 = hlfir.declare %{{.*}} {uniq_name = "{{.*}}y_max"}

! CHECK: %[[I_UB:.*]] = fir.load %[[X_MAX_MAPPED]]#0 : !fir.ref<i32>
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