Bug#1056580: LLVM-17's autopkg tests fail (command1)

[Matthias Klose]

Package: src:llvm-toolchain-17
Version: 1:17.0.5-1
Severity: serious
Tags: sid trixie

[...]
231s clang++-$VERSION -std=c++14 -stdlib=libc++ foo.cpp 
-lc++experimental -o o
233s /usr/bin/ld: cannot find -lc++experimental: No such file or directory
233s clang++-17: error: linker command failed with exit code 1 (use -v 
to see invocation)

16 used to pass one more -L flag, 17 is missing that:

@@ -17,7 +17,6 @@
  -L/lib/../lib64
  -L/usr/lib/x86_64-linux-gnu
  -L/usr/lib/../lib64
--L/usr/lib/llvm-16/bin/../lib
  -L/lib
  -L/usr/lib
  foo.o