tree-dump.c (dump_switch_p_1): Require exact match of the option name.

	* tree-dump.c (dump_switch_p_1): Require exact match of the option
	name.

	* gcc.dg/tree-prof/update-tailcall.c: Use -fdump-tree-tailc
	instead of -fdump-tree-tailcall.

From-SVN: r121967

gcc/ChangeLog

+2007-02-14  Roger Sayle  <roger@eyesopen.com>
+	    Zdenek Dvorak  <dvorakz@suse.cz>
+
+	* tree-dump.c (dump_switch_p_1): Require exact match of the option
+	name.
+
 2007-02-14  Zdenek Dvorak  <dvorakz@suse.cz>
 
 	* passes.c (next_pass_1): Clear the next field of the copied

gcc/testsuite/ChangeLog

+2007-02-14  Zdenek Dvorak  <dvorakz@suse.cz>
+
+	* gcc.dg/tree-prof/update-tailcall.c: Use -fdump-tree-tailc
+	instead of -fdump-tree-tailcall.
+
 2007-02-14  Brooks Moses  <brooks.moses@codesourcery.com>
 
 	* gfortran.dg/interface_10.f90: Fix comment typo.

gcc/testsuite/gcc.dg/tree-prof/update-tailcall.c

-/* { dg-options "-O2 -fdump-tree-tailcall -fdump-tree-optimized" } */
+/* { dg-options "-O2 -fdump-tree-tailc -fdump-tree-optimized" } */
 __attribute__ ((noinline))
 int factorial(int x)
 {

gcc/tree-dump.c

@@ -1004,6 +1004,9 @@ dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob)
   if (!option_value)
     return 0;
 
+  if (*option_value && *option_value != '-')
+    return 0;
+
   ptr = option_value;
   flags = 0;