[flang-commits] [mlir] [flang] [WIP] Delayed privatization. (PR #79862)

[Leandro Lupori via flang-commits]

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@@ -0,0 +1,43 @@
+subroutine delayed_privatization()
+  integer :: var1
+  integer :: var2
+
+!$OMP PARALLEL FIRSTPRIVATE(var1, var2)
+  var1 = var1 + var2 + 2
+!$OMP END PARALLEL
+
+end subroutine
+
+! This is what flang emits with the PoC:
+! --------------------------------------
+!
+!func.func @_QPdelayed_privatization() {
+!  %0 = fir.alloca i32 {bindc_name = "var1", uniq_name = "_QFdelayed_privatizationEvar1"}
+!  %1 = fir.alloca i32 {bindc_name = "var2", uniq_name = "_QFdelayed_privatizationEvar2"}
+!  omp.parallel private(@var1.privatizer %0, @var2.privatizer %1 : !fir.ref<i32>, !fir.ref<i32>) {
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luporl wrote:

I was expecting this to be
`omp.parallel private(@var1.privatizer %0 : !fir.ref<i32>, @var2.privatizer %1 : !fir.ref<i32>)`,
similar to what is done in `reduction` and `copyprivate`.
Is there any reason to list the types separately, at the end?

https://github.com/llvm/llvm-project/pull/79862