1 files changed, 54 insertions, 0 deletions
diff --git a/contrib/gcc/assert.h b/contrib/gcc/assert.h
new file mode 100644
index 0000000..ecc02ee
--- /dev/null
+++ b/contrib/gcc/assert.h
@@ -0,0 +1,54 @@
+/* Allow this file to be included multiple times
+   with different settings of NDEBUG.  */
+#undef assert
+#undef __assert
+
+#ifdef NDEBUG
+#define assert(ignore) ((void) 0)
+#else
+
+#ifndef __GNUC__
+
+#define assert(expression)  \
+  ((void) ((expression) ? 0 : __assert (expression, __FILE__, __LINE__)))
+
+#define __assert(expression, file, lineno)  \
+  (printf ("%s:%u: failed assertion\n", file, lineno),	\
+   abort (), 0)
+
+#else
+
+#if defined(__STDC__) || defined (__cplusplus)
+
+/* Defined in libgcc.a */
+#ifdef __cplusplus
+extern "C" {
+extern void __eprintf (const char *, const char *, unsigned, const char *)
+    __attribute__ ((noreturn));
+}
+#else
+extern void __eprintf (const char *, const char *, unsigned, const char *)
+    __attribute__ ((noreturn));
+#endif
+
+#define assert(expression)  \
+  ((void) ((expression) ? 0 : __assert (#expression, __FILE__, __LINE__)))
+
+#define __assert(expression, file, line)  \
+  (__eprintf ("%s:%u: failed assertion `%s'\n",		\
+	      file, line, expression), 0)
+
+#else /* no __STDC__ and not C++; i.e. -traditional.  */
+
+extern void __eprintf () __attribute__ ((noreturn)); /* Defined in libgcc.a */
+
+#define assert(expression)  \
+  ((void) ((expression) ? 0 : __assert (expression, __FILE__, __LINE__)))
+
+#define __assert(expression, file, lineno)  \
+  (__eprintf ("%s:%u: failed assertion `%s'\n",		\
+	      file, lineno, "expression"), 0)
+
+#endif /* no __STDC__ and not C++; i.e. -traditional.  */
+#endif /* no __GNU__; i.e., /bin/cc.  */
+#endif