llvm-project/polly/test/ScopDetectionDiagnostics/loop_partially_in_scop.ll

35 lines
1.1 KiB
LLVM

; RUN: opt %loadPolly -analyze -polly-detect \
; RUN: -pass-remarks-missed="polly-detect" \
; RUN: < %s 2>&1| FileCheck %s
; CHECK: remark: <unknown>:0:0: Loop cannot be handled because not all latches are part of loop region.
; CHECK: remark: <unknown>:0:0: Loop cannot be handled because not all latches are part of loop region.
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
define void @baz(i32 %before) {
bb:
br label %bb1
bb1: ; preds = %bb
br label %bb2
bb2: ; preds = %bb8, %bb7, %bb2, %bb1
%tmp = phi i32 [ %before, %bb1 ], [ 0, %bb8 ], [ %tmp4, %bb7 ], [ %tmp4, %bb2 ]
%tmp3 = or i32 undef, undef
%tmp4 = udiv i32 %tmp3, 10
%tmp5 = trunc i32 undef to i8
%tmp6 = icmp eq i8 %tmp5, 0
br i1 %tmp6, label %bb7, label %bb2
bb7: ; preds = %bb2
br i1 undef, label %bb8, label %bb2
bb8: ; preds = %bb7
br i1 undef, label %bb9, label %bb2
bb9: ; preds = %bb8
unreachable
}