llvm-project/polly/test/ScopDetect/restrict-undef-size-scopdet...

34 lines
1.0 KiB
LLVM

; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s
; CHECK-NOT: Valid Region for Scop:
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
%struct.bar = type { i32, [4 x i32] }
define void @f(%struct.bar* %arg) {
bb:
%tmp = alloca [4 x i32], align 16
br label %bb1
bb1: ; preds = %bb8, %bb
%tmp2 = phi i64 [ 0, %bb ], [ %tmp9, %bb8 ]
br i1 false, label %bb3, label %bb6
bb3: ; preds = %bb1
%tmp4 = getelementptr inbounds [4 x i32], [4 x i32]* %tmp, i64 0, i64 0
%tmp5 = load i32, i32* %tmp4
br label %bb8
bb6: ; preds = %bb1
%tmp7 = getelementptr inbounds %struct.bar, %struct.bar* %arg, i64 0, i32 1, i64 undef
store i32 42, i32* %tmp7
br label %bb8
bb8: ; preds = %bb6, %bb3
%tmp9 = add nuw nsw i64 %tmp2, 1
br i1 false, label %bb1, label %bb10
bb10: ; preds = %bb8
ret void
}