[llvm-bugs] [Bug 49519] New: [clang-format] infinite loops

via llvm-bugs llvm-bugs at lists.llvm.org
Wed Mar 10 11:19:18 PST 2021


https://bugs.llvm.org/show_bug.cgi?id=49519

            Bug ID: 49519
           Summary: [clang-format] infinite loops
           Product: clang
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Formatter
          Assignee: unassignedclangbugs at nondot.org
          Reporter: kadircetinkaya.06.tr at gmail.com
                CC: djasper at google.com, klimek at google.com,
                    llvm-bugs at lists.llvm.org

running clang-format on
https://github.com/mackron/miniaudio/blob/d06d4983d3ff512690eb37f5edd25bf96f8f3764/miniaudio.h
results in clang-format infinite looping, constantly allocating more memory
until process runs OOM.

```
$ ~/repos/llvm/build/bin/clang-format --version
clang-format version 13.0.0 (git at github.com:llvm/llvm-project.git
99b01cf28db9db1a3ec0e25367bd325b7aca6d43)
```

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