1; This is a basic sanity check for constant propagation. It tests the basic 2; arithmatic operations. 3 4 5; RUN: opt < %s -sccp -S | not grep mul 6; RUN: opt < %s -sccp -S | not grep umod 7 8define i128 @test(i1 %B) { 9 br i1 %B, label %BB1, label %BB2 10BB1: 11 %t1 = add i128 0, 1 12 %t2 = sub i128 0, %t1 13 %t3 = mul i128 %t2, -1 14 br label %BB3 15BB2: 16 %f1 = udiv i128 -1, 1 17 %f2 = add i128 %f1, 1 18 %f3 = urem i128 %f2, 2121 19 br label %BB3 20BB3: 21 %Ret = phi i128 [%t3, %BB1], [%f3, %BB2] 22 ret i128 %Ret 23} 24