Add missing target options (PR middle-end/90258).

2019-04-27  Martin Liska  <mliska@suse.cz>

	PR middle-end/90258
	* opt-suggestions.c (option_proposer::build_option_suggestions):
	When get_valid_option_values returns empty values, add the
	misspelling candidate.
2019-04-27  Martin Liska  <mliska@suse.cz>

	PR middle-end/90258
	* gcc.dg/completion-5.c: New test.
	* gcc.target/i386/spellcheck-options-5.c: New test.

From-SVN: r270622

gcc/ChangeLog

+2019-04-27  Martin Liska  <mliska@suse.cz>
+
+	PR middle-end/90258
+	* opt-suggestions.c (option_proposer::build_option_suggestions):
+	When get_valid_option_values returns empty values, add the
+	misspelling candidate.
+
 2019-04-26  Jim Wilson  <jimw@sifive.com>
 
 	* config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode

gcc/opt-suggestions.c

@@ -141,12 +141,14 @@ option_proposer::build_option_suggestions (const char *prefix)
 	    }
 	  else
 	    {
+	      bool option_added = false;
 	      if (option->flags & CL_TARGET)
 		{
 		  vec<const char *> option_values
 		    = targetm_common.get_valid_option_values (i, prefix);
 		  if (!option_values.is_empty ())
 		    {
+		      option_added = true;
 		      for (unsigned j = 0; j < option_values.length (); j++)
 			{
 			  char *with_arg = concat (opt_text, option_values[j],
@@ -158,7 +160,8 @@ option_proposer::build_option_suggestions (const char *prefix)
 		    }
 		  option_values.release ();
 		}
-	      else
+
+	      if (!option_added)
 		add_misspelling_candidates (m_option_suggestions, option,
 					    opt_text);
 	    }

gcc/testsuite/ChangeLog

+2019-04-27  Martin Liska  <mliska@suse.cz>
+
+	PR middle-end/90258
+	* gcc.dg/completion-5.c: New test.
+	* gcc.target/i386/spellcheck-options-5.c: New test.
+
 2019-04-26  Jim Wilson  <jimw@sifive.com>
 
 	* gcc.target/riscv/load-immediate.c: New.

gcc/testsuite/gcc.dg/completion-5.c

+/* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */
+/* { dg-options "--completion=-mfm" } */
+
+/* { dg-begin-multiline-output "" }
+-mfma
+-mfma4
+   { dg-end-multiline-output "" } */

gcc/testsuite/gcc.target/i386/spellcheck-options-5.c

+/* PR middle-end/90258.  */
+
+/* { dg-do compile } */
+/* { dg-options "-mandroidX" } */
+/* { dg-error "unrecognized command line option '-mandroidX'; did you mean '-mandroid'"  "" { target *-*-* } 0 } */