llvm-project/polly/test/ScopInfo/2012-03-16-Crash-because-of...

32 lines
837 B
LLVM

; RUN: opt %loadPolly -polly-detect-unprofitable -polly-scops -analyze < %s | FileCheck %s
target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-a0:0-n32"
@array = external global [64 x i8], align 8
define void @foo(i32* %A) nounwind {
entry:
br label %if.then132
if.then132:
%loaded = load i32, i32* %A
%0 = icmp ugt i32 %loaded, 10
%umax = select i1 %0, i32 %loaded, i32 10
br label %do.body
do.body:
%indvar = phi i32 [ %3, %do.body ], [ 0, %if.then132 ]
%1 = add i32 0, %umax
%2 = sub i32 %1, %indvar
%arrayidx = getelementptr [64 x i8], [64 x i8]* @array, i32 0, i32 %2
store i8 1, i8* %arrayidx, align 1
%3 = add i32 %indvar, 1
%exitcond = icmp eq i32 %3, 20
br i1 %exitcond, label %for.end, label %do.body
for.end:
ret void
}
;CHECK: p0: (10 umax %loaded)