; RUN: opt < %s -passes=instcombine -S | grep "store i8" | count 2 | |
define i32 @a(ptr %s) nounwind { | |
entry: | |
store i8 0, ptr %s, align 1 ; This store cannot be eliminated! | |
%tmp3 = call i32 @strlen( ptr %s ) nounwind readonly | |
%tmp5 = icmp ne i32 %tmp3, 0 | |
br i1 %tmp5, label %bb, label %bb8 | |
bb: ; preds = %entry | |
store i8 0, ptr %s, align 1 | |
br label %bb8 | |
bb8: | |
ret i32 %tmp3 | |
} | |
declare i32 @strlen(ptr) nounwind readonly | |