1; RUN: llvm-as < %s | llvm-dis > %t1.ll
2; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
3; RUN: diff %t1.ll %t2.ll
4
5define i32 @foo() {
6        br label %"foo`~!@#$%^&*()-_=+{}[]\\\\|;:',<.>/?"
7
8"foo`~!@#$%^&*()-_=+{}[]\\\\|;:',<.>/?":                ; preds = %0
9        ret i32 17
10}
11
12