1 ; RUN: opt < %s -gvn -enable-pre -S | grep ".pre"
3 @H = common global i32 0 ; <i32*> [#uses=2]
4 @G = common global i32 0 ; <i32*> [#uses=1]
6 define i32 @test() nounwind {
8 %0 = load i32, i32* @H, align 4 ; <i32> [#uses=2]
9 %1 = call i32 (...) @foo() nounwind ; <i32> [#uses=1]
10 %2 = icmp ne i32 %1, 0 ; <i1> [#uses=1]
11 br i1 %2, label %bb, label %bb1
14 %3 = add i32 %0, 42 ; <i32> [#uses=1]
15 store i32 %3, i32* @G, align 4
18 bb1: ; preds = %bb, %entry
19 %4 = add i32 %0, 42 ; <i32> [#uses=1]
20 store i32 %4, i32* @H, align 4
23 return: ; preds = %bb1