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-rwxr-xr-xclang/utils/test/MultiTestRunner.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/clang/utils/test/MultiTestRunner.py b/clang/utils/test/MultiTestRunner.py
index 1da78dd793c..a48ba61e3f1 100755
--- a/clang/utils/test/MultiTestRunner.py
+++ b/clang/utils/test/MultiTestRunner.py
@@ -288,7 +288,8 @@ def main():
if opts.config:
opts.root = os.path.dirname(opts.config)
else:
- opts.root = os.path.commonprefix(inputs)
+ opts.root = os.path.commonprefix([os.path.abspath(p)
+ for p in inputs])
# Find the config file, if not specified.
if not opts.config:
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