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      1 ; RUN: opt < %s -memcpyopt -mldst-motion -gvn -S | FileCheck %s
      2 
      3 define void @foo(i8* %ret, i1 %x) {
      4   %a = alloca i8
      5   br i1 %x, label %yes, label %no
      6 
      7 yes:                                              ; preds = %0
      8   %gepa = getelementptr i8, i8* %a, i64 0
      9   store i8 5, i8* %gepa
     10   br label %out
     11 
     12 no:                                               ; preds = %0
     13   %gepb = getelementptr i8, i8* %a, i64 0
     14   store i8 5, i8* %gepb
     15   br label %out
     16 
     17 out:                                              ; preds = %no, %yes
     18   %tmp = load i8, i8* %a
     19 ; CHECK-NOT: undef
     20   store i8 %tmp, i8* %ret
     21   ret void
     22 }
     23