llvm-project/flang/test/Fir/embox-write.fir
Eric Schweitz 6c89c53144
[flang] Fix bug in character casting. Add missing sext/trunc in code gen.
This patch is part of the upstreaming effort from fir-dev branch.
It also ensures all descriptors created inline complies with LBOUND
requirement that the lower bound is `1` when the related dimension
extent is zero.

This patch is part of the upstreaming effort from fir-dev branch.

Reviewed By: jeanPerier, PeteSteinfeld

Differential Revision: https://reviews.llvm.org/D128047

Co-authored-by: Eric Schweitz <eschweitz@nvidia.com>
Co-authored-by: Jean Perier <jperier@nvidia.com>
2022-06-17 16:10:12 +02:00

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// RUN: fir-opt %s | tco | FileCheck %s
// CHECK-LABEL: @set_all_n
func.func @set_all_n(%n : index, %x : i32) {
%aTmp = fir.alloca i32, %n
%aMem = fir.convert %aTmp : (!fir.ref<i32>) -> !fir.ref<!fir.array<?xi32>>
%c1 = arith.constant 1 : index
%aDim = fir.shape %n : (index) -> !fir.shape<1>
%a = fir.embox %aMem(%aDim) : (!fir.ref<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.array<?xi32>>
// CHECK-DAG: %[[IV:.*]] = phi i64
// CHECK-DAG: %[[LCV:.*]] = phi i64
// CHECK: icmp sgt i64 %[[LCV]], 0
fir.do_loop %i = %c1 to %n step %c1 unordered {
%1 = fir.coordinate_of %a, %i : (!fir.box<!fir.array<?xi32>>, index) -> !fir.ref<i32>
// CHECK: store i32 %{{.*}}, ptr %{{.*}}
fir.store %x to %1 : !fir.ref<i32>
}
return
}