re PR rtl-optimization/48182 (ICE: SIGSEGV in try_crossjump_to_edge…

re PR rtl-optimization/48182 (ICE: SIGSEGV in try_crossjump_to_edge (cfgcleanup.c:1703) with --param min-crossjump-insns=0 on basic code)

	PR rtl-optimization/48182
	* params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
	value to 1.

From-SVN: r197564

gcc/ChangeLog

+2013-04-08  Marek Polacek  <polacek@redhat.com>
+
+	PR rtl-optimization/48182
+	* params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
+	value to 1.
+
 2013-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
 	PR target/55487

gcc/params.def

@@ -433,7 +433,7 @@ DEFPARAM(PARAM_MAX_CROSSJUMP_EDGES,
 DEFPARAM(PARAM_MIN_CROSSJUMP_INSNS,
      "min-crossjump-insns",
      "The minimum number of matching instructions to consider for crossjumping",
-     5, 0, 0)
+     5, 1, 0)
 
 /* The maximum number expansion factor when copying basic blocks.  */
 DEFPARAM(PARAM_MAX_GROW_COPY_BB_INSNS,