m4_version_prereq([2.52g])
+# AT_DATA_GRAMMAR_PROLOGUE
+# ------------------------
+# The prologue that should be included in any grammar which parser is
+# meant to be compiled.
+m4_define([AT_DATA_GRAMMAR_PROLOGUE],
+[[%{
+#if HAVE_CONFIG_H
+# include <config.h>
+ /* We don't need perfect functions for these tests. */
+# undef malloc
+# undef memcmp
+# undef realloc
+#endif
+%}]
+])
+
+
+# AT_DATA_GRAMMAR(NAME, CONTENT)
+# ------------------------------
+# Generate the file NAME, which CONTENT is preceded by
+# AT_DATA_GRAMMAR_PROLOGUE.
+m4_define([AT_DATA_GRAMMAR],
+[AT_DATA([$1],
+[AT_DATA_GRAMMAR_PROLOGUE
+$2])
+])
+
+
# AT_COMPILE(OUTPUT, [SOURCES = OUTPUT.c])
# ----------------------------------------
#
# Some old bugs.
m4_include([regression.at])
-# GLR tests: C++ types, simplified
+# GLR tests:
+# C++ types, simplified
m4_include([cxx-type.at])
+# Regression test for state-folding optimization
+m4_include([glr-regr1.at])