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1; REQUIRES: default_triple2 3; Often LLVM tools use "-" to indicate that output should be written to stdout4; instead of a file. This behaviour is implemented by the raw_fd_ostream class.5; This test verifies that when doing so multiple times we don't try to access a6; closed STDOUT_FILENO. The exact options used in this test are unimportant, as7; long as they write to stdout using raw_fd_ostream.8; RUN: llc %s -o=- -pass-remarks-output=- -filetype=asm | FileCheck %s9; foobar should appear as a function somewhere in the assembly file.10; CHECK: foobar11; !Analysis appears at the start of pass-remarks-output.12; CHECK: !Analysis13 14define void @foobar() {15 ret void16}17