PR preprocessor/17610
* directives.c (do_include_common): Error out if an empty filename
is given for #include (or #include_next or #import).
(gcc)
PR preprocessor/17610
* testsuite/gcc.dg/cpp/empty-include.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@91428
138bc75d-0d04-0410-961f-
82ee72b054a4
+2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR preprocessor/17610
+ * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
+
2004-11-28 Jeff Law <law@redhat.com>
* tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
--- /dev/null
+/*
+ * Copyright 2004 Free Software Foundation, Inc.
+ * Contributed and written by Nathanael Nerode.
+ *
+ * GCC 3.4 would attempt to open stdin as the included file
+ * (PR 17610), causing a sort of hang.
+ *
+ * We should get an error.
+ */
+
+/* {dg-do preprocess} */
+#include "" /* { dg-error "empty" "error on empty filename in include" } */
+int x; /* Otherwise we have an empty file and get more errors. */
+2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ PR preprocessor/17610
+ * directives.c (do_include_common): Error out if an empty filename
+ is given for #include (or #include_next or #import).
+
2004-11-27 Roger Sayle <roger@eyesopen.com>
Zack Weinberg <zack@codesourcery.com>
if (!fname)
return;
+ if (!*fname)
+ {
+ cpp_error (pfile, CPP_DL_ERROR, "empty filename in #%s",
+ pfile->directive->name);
+ free ((void *) fname);
+ return;
+ }
+
/* Prevent #include recursion. */
if (pfile->line_table->depth >= CPP_STACK_MAX)
cpp_error (pfile, CPP_DL_ERROR, "#include nested too deeply");