llvm-project/polly/test/ScheduleOptimizer/2013-04-11-Empty-Domain-two.ll

24 lines
651 B
LLVM

; RUN: opt %loadPolly -polly-detect-unprofitable -polly-opt-isl -S < %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
; Check that we handle statements with an empty iteration domain correctly.
define void @f() {
entry:
%A = alloca double
br label %for
for:
%indvar = phi i32 [ %indvar.next, %for.inc ], [ 0, %entry ]
%exitcond = icmp ne i32 %indvar, -1
br i1 %exitcond, label %for.inc, label %return
for.inc:
%indvar.next = add i32 %indvar, 1
store double 1.0, double* %A
br label %for
return:
ret void
}