Limit dump_flag enum values range (PR middle-end/86645).

2018-07-25  Martin Liska  <mliska@suse.cz>

        PR middle-end/86645
	* dumpfile.c: And excluded values with TDF_ALL_VALUES.
	* dumpfile.h (enum dump_flag): Defince TDF_ALL_VALUES.

From-SVN: r262960

gcc/ChangeLog

 2018-07-25  Martin Liska  <mliska@suse.cz>
 
+        PR middle-end/86645
+	* dumpfile.c: And excluded values with TDF_ALL_VALUES.
+	* dumpfile.h (enum dump_flag): Defince TDF_ALL_VALUES.
+
+2018-07-25  Martin Liska  <mliska@suse.cz>
+
         PR sanitizer/79635
 	* params.def: Explain ASan abbreviation and provide
         a documentation link.

gcc/dumpfile.c

@@ -150,9 +150,10 @@ static const kv_pair<dump_flags_t> dump_options[] =
   {"missed", MSG_MISSED_OPTIMIZATION},
   {"note", MSG_NOTE},
   {"optall", MSG_ALL},
-  {"all", dump_flags_t (~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_GRAPH
-			| TDF_STMTADDR | TDF_RHS_ONLY | TDF_NOUID
-			| TDF_ENUMERATE_LOCALS | TDF_SCEV | TDF_GIMPLE))},
+  {"all", dump_flags_t (TDF_ALL_VALUES
+			& ~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_GRAPH
+			    | TDF_STMTADDR | TDF_RHS_ONLY | TDF_NOUID
+			    | TDF_ENUMERATE_LOCALS | TDF_SCEV | TDF_GIMPLE))},
   {NULL, TDF_NONE}
 };
 

gcc/dumpfile.h

@@ -146,7 +146,10 @@ enum dump_flag
 	     | MSG_NOTE),
 
   /* Dumping for -fcompare-debug.  */
-  TDF_COMPARE_DEBUG = (1 << 25)
+  TDF_COMPARE_DEBUG = (1 << 25),
+
+  /* All values.  */
+  TDF_ALL_VALUES = (1 << 26) - 1
 };
 
 /* Dump flags type.  */