| ; RUN: llc < %s -march=x86 | grep "(%esp)" | count 2 | |
| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" | |
| target triple = "i386-apple-darwin9.5" | |
| ; -(-a) - a should be found and removed, leaving refs to only L and P | |
| define i32 @test(i32 %a, i32 %L, i32 %P) nounwind { | |
| entry: | |
| %0 = sub i32 %L, %a | |
| %1 = sub i32 %P, %0 | |
| %2 = sub i32 %1, %a | |
| br label %return | |
| return: ; preds = %bb3 | |
| ret i32 %2 | |
| } |