[llvm] Extend GCC workaround to GCC < 8.4 for llvm::iterator_range ctor (PR #82643)

[Fangrui Song via llvm-commits]

MaskRay wrote:

Is this https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87748 (8.x regression)?

8.4 is the fourth minor release in the 8.x series. I think it's pretty unfortunate that the issue was noticed and fixed late in the 8.x series. But 8.x is also quite old in 2024. @tstellar Is there anything a distribution can help catch such regressions early?

https://github.com/llvm/llvm-project/pull/82643