1; RUN: opt < %s -instcombine -S | grep "store i8" | count 2
2
3define i32 @a(i8* %s) nounwind  {
4entry:
5	store i8 0, i8* %s, align 1 ; This store cannot be eliminated!
6	%tmp3 = call i32 @strlen( i8* %s ) nounwind readonly
7	%tmp5 = icmp ne i32 %tmp3, 0
8	br i1 %tmp5, label %bb, label %bb8
9
10bb:		; preds = %entry
11	store i8 0, i8* %s, align 1
12	br label %bb8
13
14bb8:
15	ret i32 %tmp3
16}
17
18declare i32 @strlen(i8*) nounwind readonly
19
20