[clang] [CIR] Run LoweringPrepare pass only for non CIR output (PR #154107)

[Henrich Lauko via cfe-commits]

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@@ -15,53 +15,29 @@ struct HasDtor {
   ~HasDtor();
 };
 
-// CHECK: acc.private.recipe @privatization__ZTSA5_7HasDtor : !cir.ptr<!cir.array<!rec_HasDtor x 5>> init {
+// CHECK:  acc.private.recipe @privatization__ZTSA5_7HasDtor : !cir.ptr<!cir.array<!rec_HasDtor x 5>> init {
 // CHECK-NEXT: ^bb0(%[[ARG:.*]]: !cir.ptr<!cir.array<!rec_HasDtor x 5>> {{.*}}):
-// CHECK-NEXT: cir.alloca !cir.array<!rec_HasDtor x 5>, !cir.ptr<!cir.array<!rec_HasDtor x 5>>, ["openacc.private.init"]
-// CHECK-NEXT: acc.yield
+// CHECK-NEXT:   cir.alloca !cir.array<!rec_HasDtor x 5>, !cir.ptr<!cir.array<!rec_HasDtor x 5>>, ["openacc.private.init"]
+// CHECK-NEXT:   acc.yield
 // CHECK-NEXT: } destroy {
-// CHECK-NEXT: ^bb0(%[[ARG:.*]]: !cir.ptr<!cir.array<!rec_HasDtor x 5>> {{.*}}):
-// CHECK-NEXT: %[[LAST_IDX:.*]] = cir.const #cir.int<4> : !u64i
-// CHECK-NEXT: %[[ARRPTR:.*]] = cir.cast(array_to_ptrdecay, %[[ARG]] : !cir.ptr<!cir.array<!rec_HasDtor x 5>>), !cir.ptr<!rec_HasDtor>
-// CHECK-NEXT: %[[ELEM:.*]] = cir.ptr_stride(%[[ARRPTR]] : !cir.ptr<!rec_HasDtor>, %[[LAST_IDX]] : !u64i), !cir.ptr<!rec_HasDtor>
-// CHECK-NEXT: %[[ITR:.*]] = cir.alloca !cir.ptr<!rec_HasDtor>, !cir.ptr<!cir.ptr<!rec_HasDtor>>, ["__array_idx"]
-// CHECK-NEXT: cir.store %[[ELEM]], %[[ITR]] : !cir.ptr<!rec_HasDtor>, !cir.ptr<!cir.ptr<!rec_HasDtor>>
-// CHECK-NEXT: cir.do {
-// CHECK-NEXT: %[[ELEM_LOAD:.*]] = cir.load %[[ITR]] : !cir.ptr<!cir.ptr<!rec_HasDtor>>, !cir.ptr<!rec_HasDtor>
-// CHECK-NEXT: cir.call @_ZN7HasDtorD1Ev(%[[ELEM_LOAD]]) nothrow : (!cir.ptr<!rec_HasDtor>) -> ()
-// CHECK-NEXT: %[[NEG_ONE:.*]] =  cir.const #cir.int<-1> : !s64i
-// CHECK-NEXT: %[[PREVELEM:.*]] = cir.ptr_stride(%[[ELEM_LOAD]] : !cir.ptr<!rec_HasDtor>, %[[NEG_ONE]] : !s64i), !cir.ptr<!rec_HasDtor>
-// CHECK-NEXT: cir.store %[[PREVELEM]], %[[ITR]] : !cir.ptr<!rec_HasDtor>, !cir.ptr<!cir.ptr<!rec_HasDtor>>
-// CHECK-NEXT: cir.yield
-// CHECK-NEXT: } while {
-// CHECK-NEXT: %[[ELEM_LOAD:.*]] = cir.load %[[ITR]] : !cir.ptr<!cir.ptr<!rec_HasDtor>>, !cir.ptr<!rec_HasDtor>
-// CHECK-NEXT: %[[CMP:.*]] = cir.cmp(ne, %[[ELEM_LOAD]], %[[ARRPTR]]) : !cir.ptr<!rec_HasDtor>, !cir.bool
-// CHECK-NEXT: cir.condition(%[[CMP]])
-// CHECK-NEXT: }
-// CHECK-NEXT: acc.yield
+// CHECK-NEXT: ^bb0(%arg0: !cir.ptr<!cir.array<!rec_HasDtor x 5>> {{.*}}):
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xlauko wrote:

Why explicit `%arg0`?

https://github.com/llvm/llvm-project/pull/154107