From ea1e97b94ccaa25cc71cb0900c3dfd3d00e18b43 Mon Sep 17 00:00:00 2001
From: Vedant Kumar <vsk@apple.com>
Date: Thu, 15 Sep 2016 06:44:48 +0000
Subject: [PATCH] [llvm-cov] Don't create 'jump to ...' links in nested views

Doing so is pointless, since the whole view is usually visible in a
small amount of space.

llvm-svn: 281588
---
 llvm/test/tools/llvm-cov/showTemplateInstantiations.cpp | 4 ++++
 llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp          | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/llvm/test/tools/llvm-cov/showTemplateInstantiations.cpp b/llvm/test/tools/llvm-cov/showTemplateInstantiations.cpp
index 40ac9d3..38ad0cf 100644
--- a/llvm/test/tools/llvm-cov/showTemplateInstantiations.cpp
+++ b/llvm/test/tools/llvm-cov/showTemplateInstantiations.cpp
@@ -83,3 +83,7 @@ int main() {         // ALL:         [[@LINE]]| 1|int main() {
 
 // HTML-ALL: <td class='line-number'><a name='L[[@LINE-45]]'><pre>[[@LINE-45]]</pre></a></td><td class='uncovered-line'></td><td class='code'><pre>// after
 // HTML-FILTER-NOT: <td class='line-number'><a name='L[[@LINE-46]]'><pre>[[@LINE-46]]</pre></a></td><td class='uncovered-line'></td><td class='code'><pre>// after
+
+// RUN: FileCheck -check-prefix=HTML-JUMP -input-file=%t.html.dir/coverage/tmp/showTemplateInstantiations.cpp.html %s
+// HTML-JUMP: <pre>Source (<a href='#L{{[0-9]+}}'>jump to first uncovered line</a>)</pre>
+// HTML-JUMP-NOT: <pre>Source (<a href='#L{{[0-9]+}}'>jump to first uncovered line</a>)</pre>
diff --git a/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp b/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
index 2fef1b4..0f17655 100644
--- a/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
+++ b/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
@@ -601,7 +601,7 @@ void SourceCoverageViewHTML::renderTableHeader(raw_ostream &OS,
                                                unsigned FirstUncoveredLineNo,
                                                unsigned ViewDepth) {
   std::string SourceLabel;
-  if (FirstUncoveredLineNo == 0) {
+  if (FirstUncoveredLineNo == 0 || ViewDepth > 0) {
     SourceLabel = tag("td", tag("pre", "Source"));
   } else {
     std::string LinkTarget = "#L" + utostr(uint64_t(FirstUncoveredLineNo));
-- 
2.7.4