ranged_parameter_2.ll 1.16 KB
; RUN: opt %loadPolly -polly-scops -analyze -polly-allow-nonaffine -polly-invariant-load-hoisting=true < %s \
; RUN:  -debug 2>&1 | FileCheck %s

; REQUIRES: asserts

; CHECK: Region: %bb1---%bb16
; CHECK:   [n] -> {  : false }

; This test case at some point caused an assertion when modeling a scop, due
; to use constructing an invalid lower and upper bound for the range of
; non-affine accesses.

target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"

define void @zot(double* noalias %arg, double** %D, i32 %n) {
bb:
  br label %bb1

bb1:
  %tmp4 = load double*, double** %D
  %tmp5 = add i64 undef, 3
  %tmp6 = add i64 %tmp5, undef
  %tmp7 = add i64 %tmp6, undef
  %tmp8 = getelementptr double, double* %tmp4, i64 %tmp7
  %tmp9 = bitcast double* %tmp8 to i64*
  store i64 42, i64* %tmp9
  br label %bb11

bb11:
  %tmp12 = getelementptr double, double* %arg, i64 0
  %tmp13 = bitcast double* %tmp12 to i64*
  store i64 43, i64* %tmp13
  br label %bb14

bb14:
  %tmp15 = icmp eq i32 0, %n
  br i1 %tmp15, label %bb16, label %bb1

bb16:
  ret void
}