[llvm] 9b94869 - [memprof] Use front instead of begin in a unit test (NFC) (#119501)

[via llvm-commits]

Author: Kazu Hirata
Date: 2024-12-11T09:16:44-08:00
New Revision: 9b94869942bb71daeb119e7701d806ae0003cc0d

URL: https://github.com/llvm/llvm-project/commit/9b94869942bb71daeb119e7701d806ae0003cc0d
DIFF: https://github.com/llvm/llvm-project/commit/9b94869942bb71daeb119e7701d806ae0003cc0d.diff

LOG: [memprof] Use front instead of begin in a unit test (NFC) (#119501)

"front" allows us to drop a dereference.

Added: 
    

Modified: 
    llvm/unittests/ProfileData/MemProfTest.cpp

Removed: 
    


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diff  --git a/llvm/unittests/ProfileData/MemProfTest.cpp b/llvm/unittests/ProfileData/MemProfTest.cpp
index 5886d3e2bcf842..c1b8f2432bde46 100644
--- a/llvm/unittests/ProfileData/MemProfTest.cpp
+++ b/llvm/unittests/ProfileData/MemProfTest.cpp
@@ -748,7 +748,7 @@ TEST(MemProf, YAMLParser) {
 
   // Verify the entire contents of MemProfData.Records.
   ASSERT_THAT(MemProfData.Records, SizeIs(1));
-  const auto &[GUID, Record] = *MemProfData.Records.begin();
+  const auto &[GUID, Record] = MemProfData.Records.front();
   EXPECT_EQ(GUID, 0xdeadbeef12345678ULL);
   ASSERT_THAT(Record.AllocSites, SizeIs(2));
   EXPECT_EQ(Record.AllocSites[0].CSId, hashCallStack(CS1));