when validating a paragraph, skip insets that do not produce output

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_1_6_X@27720 a592a061-630c-0410-9148-cb99ea01b6c8

src/Paragraph.cpp

@@ -1069,7 +1069,7 @@ void Paragraph::Private::validate(LaTeXFeatures & features,
 	InsetList::const_iterator icit = insetlist_.begin();
 	InsetList::const_iterator iend = insetlist_.end();
 	for (; icit != iend; ++icit) {
-		if (icit->inset) {
+		if (icit->inset && icit->inset->producesOutput()) {
 			icit->inset->validate(features);
 			if (layout.needprotect &&
 			    icit->inset->lyxCode() == FOOT_CODE)

status.16x

@@ -67,6 +67,9 @@ What's new
 
 - Fix redirection to temporary files with spaces in path (RCS support).
 
+- Do not export preamble parts corresponding to "inactive" text
+  (notes and disabled branches).
+
 - Fix export to latex in the presence of an encoding switch (bug 5489).
 
 - Fix nesting of \begin{CJK} and \end{CJK} with other environments.