X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fstats%2Ft-test-parser.c;h=7af0dfc9c606b24f72e8c5be5d44327732f78db2;hb=7635ce0697c163bd9c80adb8b382df7a9aa97f42;hp=660997e95c25ffa4b7af3c452a7771f8a4f7f80a;hpb=0445306befa6a3bfba7e2f749dd78097afe00a98;p=pspp

diff --git a/src/language/stats/t-test-parser.c b/src/language/stats/t-test-parser.c
index 660997e95c..7af0dfc9c6 100644
--- a/src/language/stats/t-test-parser.c
+++ b/src/language/stats/t-test-parser.c
@@ -80,7 +80,8 @@ cmd_t_test (struct lexer *lexer, struct dataset *ds)
 	  mode_count++;
 	  tt.mode = MODE_SINGLE;
 	  lex_match (lexer, T_EQUALS);
-	  lex_force_num (lexer);
+	  if (!lex_force_num (lexer))
+	    goto parse_failed;
 	  testval = lex_number (lexer);
 	  lex_get (lexer);
 	}
@@ -108,7 +109,8 @@ cmd_t_test (struct lexer *lexer, struct dataset *ds)
 		  cut = false;
 		}
 
-	      lex_force_match (lexer, T_RPAREN);
+	      if (! lex_force_match (lexer, T_RPAREN))
+		goto parse_failed;
 	    }
 	  else
 	    {
@@ -276,10 +278,12 @@ cmd_t_test (struct lexer *lexer, struct dataset *ds)
 	  if ( lex_match_id (lexer, "CIN") || lex_force_match_id (lexer, "CI"))
 	    if ( lex_force_match (lexer, T_LPAREN))
 	      {
-		lex_force_num (lexer);
+		if (!lex_force_num (lexer))
+		  goto parse_failed;
 		tt.confidence = lex_number (lexer);
 		lex_get (lexer);
-		lex_force_match (lexer, T_RPAREN);
+		if (! lex_force_match (lexer, T_RPAREN))
+		  goto parse_failed;
 	      }
 	}
       else