[libc] [compiler-rt] [llvm] [flang] [clang] [libcxx] [msan] Intercept mallinfo2 (PR #73729)

[Ramkumar Ramachandra via cfe-commits]

artagnon wrote:

Hi, this commit broke the buildbot:

```
/home/buildbot/buildbot-root/llvm-clang-x86_64-gcc-ubuntu/llvm-project/compiler-rt/test/msan/Linux/mallinfo.cpp:12:26: error: invalid use of incomplete type 'mallinfo2'
   12 |   struct mallinfo2 mi2 = mallinfo2();
      |                          ^~~~~~~~~~~
```

https://github.com/llvm/llvm-project/pull/73729