5 files changed, 35 insertions, 7 deletions

diff --git a/ChangeLog b/ChangeLog
index 6acff889..ced3cdca 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2014-07-31         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* dfa.c: Sync with GNU grep. Mainly white space differences.
+
+	Unrelated:
+
+	* mpfr.c (cleanup_mpfr): New function to deallocate _mpf_t1
+	and _mpf_t2; removes some valgrind warnings.
+	* awk.h (cleanup_mpfr): Add declaration.
+	* main.c (main): Add call to `cleanup_mpfr'.
+
 2014-07-25         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* main.c (main): Add a warning message if -M is used and gawk was
diff --git a/awk.h b/awk.h
index dd5bbe04..c964ad19 100644
--- a/awk.h
+++ b/awk.h
@@ -1570,6 +1570,7 @@ extern NODE *do_mpfr_srand(int);
 extern NODE *do_mpfr_strtonum(int);
 extern NODE *do_mpfr_xor(int);
 extern void init_mpfr(mpfr_prec_t, const char *);
+extern void cleanup_mpfr(void);
 extern NODE *mpg_node(unsigned int);
 extern const char *mpg_fmt(const char *, ...);
 extern int mpg_strtoui(mpz_ptr, char *, size_t, char **, int);
diff --git a/dfa.c b/dfa.c
index e2a83d43..1a153785 100644
--- a/dfa.c
+++ b/dfa.c
@@ -1204,7 +1204,8 @@ parse_bracket_exp (void)
                   if (wc != WEOF && wc2 != WEOF)
                     {
                       work_mbc->ranges
-                        = maybe_realloc (work_mbc->ranges, work_mbc->nranges + 2,
+                        = maybe_realloc (work_mbc->ranges,
+                                         work_mbc->nranges + 2,
                                          &ranges_al, sizeof *work_mbc->ranges);
                       work_mbc->ranges[work_mbc->nranges].beg
                         = case_fold ? towlower (wc) : wc;
@@ -1213,7 +1214,8 @@ parse_bracket_exp (void)
 
                       if (case_fold && (iswalpha (wc) || iswalpha (wc2)))
                         {
-                          work_mbc->ranges[work_mbc->nranges].beg = towupper (wc);
+                          work_mbc->ranges[work_mbc->nranges].beg
+                            = towupper (wc);
                           work_mbc->ranges[work_mbc->nranges++].end
                             = towupper (wc2);
                         }
@@ -3783,13 +3785,13 @@ dfafree (struct dfa *d)
 
         CAT	(p->is==ZERO)?	(q->is==ZERO)?	(p->is!=ZERO &&	p->in plus
                 p->left :	q->right :	q->is!=ZERO) ?	q->in plus
-                p->is##q->left	p->right##q->is	p->is##q->is :	p->right##q->left
+                p->is##q->left	p->right##q->is	p->is##q->is : p->right##q->left
                                                 ZERO
 
-        OR	longest common	longest common	(do p->is and	substrings common to
-                leading		trailing	q->is have same	p->in and q->in
-                (sub)sequence	(sub)sequence	length and
-                of p->left	of p->right	content) ?
+        OR	longest common	longest common	(do p->is and substrings common
+                leading		trailing	to q->is have same p->in and
+                (sub)sequence	(sub)sequence	q->in length and content) ?
+                of p->left	of p->right
                 and q->left	and q->right	p->is : NULL
 
    If there's anything else we recognize in the tree, all four sequences get set
diff --git a/main.c b/main.c
index d8acedaa..7f1595b8 100644
--- a/main.c
+++ b/main.c
@@ -754,6 +754,11 @@ out:
 	if (do_dump_vars)
 		dump_vars(varfile);
 
+#ifdef HAVE_MPFR
+	if (do_mpfr)
+		cleanup_mpfr();
+#endif
+
 	if (do_tidy_mem)
 		release_all_vars();
 	
diff --git a/mpfr.c b/mpfr.c
index e9c9d154..3c7cb5d8 100644
--- a/mpfr.c
+++ b/mpfr.c
@@ -89,6 +89,15 @@ init_mpfr(mpfr_prec_t prec, const char *rmode)
 	register_exec_hook(mpg_interpret, 0);
 }
 
+/* cleanup_mpfr --- clean stuff up, mainly for valgrind */
+
+void
+cleanup_mpfr(void)
+{
+	mpfr_clear(_mpf_t1);
+	mpfr_clear(_mpf_t2);
+}
+
 /* mpg_node --- allocate a node to store MPFR float or GMP integer */
 
 NODE *