From 0b4c484fb9c0e0ae3935800c00cf0d39410374c3 Mon Sep 17 00:00:00 2001
From: Justin Bogner <mail@justinbogner.com>
Date: Tue, 5 May 2015 23:44:48 +0000
Subject: InstrProf: Strip filename prefixes from the names we display for
 coverage

For consumers of coverage data, any filename prefixes we store in the
profile data are just noise. Strip this prefix if it exists.

llvm-svn: 236558
---
 llvm/unittests/ProfileData/CoverageMappingTest.cpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'llvm/unittests/ProfileData/CoverageMappingTest.cpp')

diff --git a/llvm/unittests/ProfileData/CoverageMappingTest.cpp b/llvm/unittests/ProfileData/CoverageMappingTest.cpp
index 9fceacbec89..c82ed66e53e 100644
--- a/llvm/unittests/ProfileData/CoverageMappingTest.cpp
+++ b/llvm/unittests/ProfileData/CoverageMappingTest.cpp
@@ -259,4 +259,18 @@ TEST_F(CoverageMappingTest, dont_combine_expansions) {
   ASSERT_EQ(CoverageSegment(9, 9, false), Segments[3]);
 }
 
+TEST_F(CoverageMappingTest, strip_filename_prefix) {
+  ProfileWriter.addFunctionCounts("file1:func", 0x1234, {10});
+  readProfCounts();
+
+  addCMR(Counter::getCounter(0), "file1", 1, 1, 9, 9);
+  loadCoverageMapping("file1:func", 0x1234);
+
+  std::vector<std::string> Names;
+  for (const auto &Func : LoadedCoverage->getCoveredFunctions())
+    Names.push_back(Func.Name);
+  ASSERT_EQ(1U, Names.size());
+  ASSERT_EQ("func", Names[0]);
+}
+
 } // end anonymous namespace
-- 
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