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authorZequan Wu <zequanwu@google.com>2021-03-24 17:54:26 -0700
committerZequan Wu <zequanwu@google.com>2021-03-24 17:54:38 -0700
commitdd388ba3e0b0a5f06565d0bcb6e1aebb5daac065 (patch)
treeafff0a1f0038b3253aaf661d690e881856e8e272 /llvm/tools/llvm-cov/CodeCoverage.cpp
parent9a82f42d12f85386b9e654f2c01cf0bf493482e6 (diff)
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[llvm-cov] Check path emptyness in path-equivalence after removing dots.
Diffstat (limited to 'llvm/tools/llvm-cov/CodeCoverage.cpp')
-rw-r--r--llvm/tools/llvm-cov/CodeCoverage.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/tools/llvm-cov/CodeCoverage.cpp b/llvm/tools/llvm-cov/CodeCoverage.cpp
index 712766e..144f338 100644
--- a/llvm/tools/llvm-cov/CodeCoverage.cpp
+++ b/llvm/tools/llvm-cov/CodeCoverage.cpp
@@ -475,7 +475,7 @@ void CodeCoverageTool::remapPathNames(const CoverageMapping &Coverage) {
SmallString<128> NativePath;
sys::path::native(Path, NativePath);
sys::path::remove_dots(NativePath, true);
- if (!sys::path::is_separator(NativePath.back()))
+ if (!NativePath.empty() && !sys::path::is_separator(NativePath.back()))
NativePath += sys::path::get_separator();
return NativePath.c_str();
};