1REQUIRES: linux 2RUN: %no_fuzzer_cpp_compiler %S/AFLDriverTest.cpp %libfuzzer_src/afl/afl_driver.cpp -o %t-AFLDriverTest 3 4; Test that not specifying AFL_DRIVER_CLOSE_FD_MASK works as intended. 5RUN: echo -n "abc" > %t.file3 6RUN: unset AFL_DRIVER_CLOSE_FD_MASK 7RUN: %run %t-AFLDriverTest < %t.file3 2>&1 | FileCheck %s --check-prefixes=STDERR,STDOUT 8STDOUT: STDOUT MESSAGE 9STDERR: STDERR MESSAGE 10 11; Test that stdout is closed properly. 12RUN: AFL_DRIVER_CLOSE_FD_MASK=1 %run %t-AFLDriverTest < %t.file3 2>&1 | FileCheck %s --check-prefixes=NOT_STDOUT,STDERR 13NOT_STDOUT-NOT: STDOUT MESSAGE 14 15; Test that stderr is closed properly. 16RUN: AFL_DRIVER_CLOSE_FD_MASK=2 %run %t-AFLDriverTest < %t.file3 2>&1 | FileCheck %s --check-prefixes=NOT_STDERR,STDOUT 17NOT_STDERR-NOT: STDERR MESSAGE 18 19; Test that both are closed properly. 20RUN: AFL_DRIVER_CLOSE_FD_MASK=3 %run %t-AFLDriverTest < %t.file3 2>&1 | FileCheck %s --check-prefixes=NOT_STDERR,NOT_STDOUT 21 22; Test that a stack is printed when we close stderr 23RUN: echo -n "abcd" > %t.file4 24RUN: AFL_DRIVER_CLOSE_FD_MASK=2 not %run %t-AFLDriverTest < %t.file4 2>&1 | FileCheck %s --check-prefixes=ASAN_CRASH,STDOUT,NOT_STDERR 25ASAN_CRASH: ERROR: AddressSanitizer 26 27; Test that a stack is written to the stderr duplicate file when we close stderr 28; and specify a duplicate. 29RUN: rm -f %t.stderr 30RUN: AFL_DRIVER_STDERR_DUPLICATE_FILENAME=%t.stderr AFL_DRIVER_CLOSE_FD_MASK=2 not %run %t-AFLDriverTest < %t.file4 31RUN: cat %t.stderr | FileCheck %s --check-prefixes=ASAN_CRASH,NOT_STDERR 32