2 ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep 'br i1 %1'
3 %struct..0anon = type { i32, i32 }
4 %struct..1anon = type { double }
8 %u = alloca %struct..1anon, align 8 ; <%struct..1anon*> [#uses=4]
9 %tmp1 = getelementptr %struct..1anon* %u, i32 0, i32 0 ; <double*> [#uses=1]
10 store double 0x7FF0000000000000, double* %tmp1
11 %tmp3 = getelementptr %struct..1anon* %u, i32 0, i32 0 ; <double*> [#uses=1]
12 %tmp34 = bitcast double* %tmp3 to %struct..0anon* ; <%struct..0anon*> [#uses=1]
13 %tmp5 = getelementptr %struct..0anon* %tmp34, i32 0, i32 1 ; <i32*> [#uses=1]
14 %tmp6 = load i32* %tmp5 ; <i32> [#uses=1]
15 %tmp7 = shl i32 %tmp6, 1 ; <i32> [#uses=1]
16 %tmp8 = lshr i32 %tmp7, 21 ; <i32> [#uses=1]
17 %tmp89 = trunc i32 %tmp8 to i16 ; <i16> [#uses=1]
18 icmp ne i16 %tmp89, 2047 ; <i1>:0 [#uses=1]
19 zext i1 %0 to i8 ; <i8>:1 [#uses=1]
20 icmp ne i8 %1, 0 ; <i1>:2 [#uses=1]
21 br i1 %2, label %cond_true, label %cond_false
23 cond_true: ; preds = %entry
26 cond_false: ; preds = %entry