forked from OSchip/llvm-project
27 lines
939 B
LLVM
27 lines
939 B
LLVM
; RUN: opt %loadPolly -polly-scops -pass-remarks-analysis="polly-scops" \
|
|
; RUN: -disable-output < %s 2>&1 | FileCheck %s
|
|
|
|
; CHECK: Signed-unsigned restriction: [p] -> { : p <= -129 or p >= 128 }
|
|
|
|
; Verify that this test case does not crash when we try to model it.
|
|
; At some point we tried to insert a restriction:
|
|
; [p] -> { : p <= -129 or p >= 128 }
|
|
; which resulted in a crash.
|
|
|
|
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
|
|
|
|
define void @wobble(i16* %A, i32 %p) {
|
|
bb:
|
|
%tmp1 = and i32 %p, 255
|
|
br label %bb4
|
|
|
|
bb4: ; preds = %bb4, %bb
|
|
%indvar = phi i16* [ %A, %bb ], [ %indvar.next, %bb4 ]
|
|
%val = load i16, i16* %indvar
|
|
%indvar.next = getelementptr inbounds i16, i16* %indvar, i32 %tmp1
|
|
br i1 false, label %bb4, label %bb9
|
|
|
|
bb9: ; preds = %bb4
|
|
ret void
|
|
}
|