1 ; RUN: opt -sccp -S < %s | FileCheck %s 2 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 3 target triple = "x86_64-unknown-linux-gnu" 4 5 define i32 @main() { 6 entry: 7 br label %lbl_1154 8 9 lbl_1154: 10 %b0.0 = phi i32 [ -119, %entry ], [ 0, %lbl_1154 ] 11 %cmp11 = icmp slt i32 %b0.0, 0 12 %shl.op = shl i32 33554432, %b0.0 13 %cmp1445 = icmp ult i32 %shl.op, 33554432 14 %cmp14 = or i1 %cmp11, %cmp1445 15 br i1 %cmp14, label %lbl_1154, label %if.end19 16 17 if.end19: 18 br i1 %cmp11, label %if.then22, label %cleanup26 19 20 if.then22: 21 tail call void @abort() 22 unreachable 23 24 cleanup26: 25 ret i32 %shl.op 26 } 27 ; CHECK-LABEL: define i32 @main( 28 ; CHECK-NOT: ret i32 undef 29 30 declare void @abort() 31
