1 ; RUN: opt < %s -jump-threading -mem2reg -simplifycfg -S | grep {ret i32 1}
4 ; Test that we can thread through the block with the partially redundant load (%2).
5 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"
6 target triple = "i386-apple-darwin7"
8 define i32 @foo(i32* %P) nounwind {
10 %0 = tail call i32 (...)* @f1() nounwind ; <i32> [#uses=1]
11 %1 = icmp eq i32 %0, 0 ; <i1> [#uses=1]
12 br i1 %1, label %bb1, label %bb
15 store i32 42, i32* %P, align 4
18 bb1: ; preds = %entry, %bb
19 %res.0 = phi i32 [ 1, %bb ], [ 0, %entry ] ; <i32> [#uses=2]
20 %2 = load i32* %P, align 4 ; <i32> [#uses=1]
21 %3 = icmp sgt i32 %2, 36 ; <i1> [#uses=1]
22 br i1 %3, label %bb3, label %bb2
25 %4 = tail call i32 (...)* @f2() nounwind ; <i32> [#uses=0]