gdb/doc/

* gdbint.texinfo (Coding Standards): Require braces for two lines of
	code.

gdb/doc/ChangeLog

@@ -1,3 +1,9 @@
+2012-01-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+	    Eli Zaretskii  <eliz@gnu.org>
+
+	* gdbint.texinfo (Coding Standards): Require braces for two lines of
+	code.
+
 2012-01-11  Paul Hilfinger  <hilfingr@adacore.com>
 
 	* gdb.texinfo (Variables): Document use of :: for non-static

gdb/doc/gdbint.texinfo

@@ -5849,6 +5849,26 @@ the following guidelines:
 @tab (pointer dereference)
 @end multitable
 
+Any two or more lines in code should be wrapped in braces, even if
+they are comments, as they look like separate statements:
+
+@smallexample
+if (i)
+  @{
+    /* Return success.  */
+    return 0;
+  @}
+@end smallexample
+
+@noindent
+and not:
+
+@smallexample
+if (i)
+  /* Return success.  */
+  return 0;
+@end smallexample
+
 @subsection Comments
 
 @cindex comment formatting