lldb/unittests/Utility/Inputs/TestModule.c

// Compile with $CC -nostdlib -shared TestModule.c -o TestModule.so
// The actual contents of the test module is not important here. I am using this because it
// produces an extremely tiny (but still perfectly valid) module.

void
boom(void)
{
    char *BOOM;
    *BOOM = 47;
}