re PR libmudflap/26864 (multithreaded mudflap not working)

2006-04-22  Frank Ch. Eigler  <fche@redhat.com>

	PR libmudflap/26864
	* common.opt (flag_mudflap_threads): Overload flag_mudflap.
	* tree-mudflap.c (flag_mudflap_threads): Derive from flag_mudflap.

From-SVN: r113179

gcc/ChangeLog

+2006-04-22  Frank Ch. Eigler  <fche@redhat.com>
+
+	PR libmudflap/26864
+	* common.opt (flag_mudflap_threads): Overload flag_mudflap.
+	* tree-mudflap.c (flag_mudflap_threads): Derive from flag_mudflap.
+
 2006-04-22  Kazu Hirata  <kazu@codesourcery.com>
 
 	* config/soft-fp/op-common.h, double-int.h, tree-ssa-dom.c:

gcc/common.opt

@@ -605,7 +605,7 @@ Common RejectNegative Report Var(flag_mudflap)
 Add mudflap bounds-checking instrumentation for single-threaded program
 
 fmudflapth
-Common RejectNegative Report Var(flag_mudflap_threads)
+Common RejectNegative Report VarExists Var(flag_mudflap,2)
 Add mudflap bounds-checking instrumentation for multi-threaded program
 
 fmudflapir

gcc/tree-mudflap.c

@@ -48,6 +48,10 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
 
 /* Internal function decls */
 
+
+/* Options.  */
+#define flag_mudflap_threads (flag_mudflap == 2)
+
 /* Helpers.  */
 static tree mf_build_string (const char *string);
 static tree mf_varname_tree (tree);