RUN: llvm-cxxfilt _Z1fi abc | FileCheck %s
RUN: echo "Mangled _Z1fi and _Z3foov in string." | llvm-cxxfilt \
RUN:   | FileCheck %s --check-prefix=CHECK-STRING
RUN: llvm-cxxfilt "CLI remains mangled _Z1fi" \
RUN:   | FileCheck %s --check-prefix=CHECK-MANGLED

CHECK: f(int)
CHECK-NEXT: abc
CHECK-STRING: Mangled f(int) and foo() in string.
CHECK-MANGLED: CLI remains mangled _Z1fi