diff options
| -rw-r--r-- | crates/searcher/src/searcher/mmap.rs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/crates/searcher/src/searcher/mmap.rs b/crates/searcher/src/searcher/mmap.rs index 0ab2d53f..83fc4230 100644 --- a/crates/searcher/src/searcher/mmap.rs +++ b/crates/searcher/src/searcher/mmap.rs @@ -71,6 +71,16 @@ impl MmapChoice { if !self.is_enabled() { return None; } + if !cfg!(target_pointer_width = "64") { + // For 32-bit systems, it looks like mmap will succeed even if it + // can't address the entire file. This seems to happen at least on + // Windows, even though it uses to work prior to ripgrep 13. The + // only Windows-related change in ripgrep 13, AFAIK, was statically + // linking vcruntime. So maybe that's related? But I'm not sure. + // + // See: https://github.com/BurntSushi/ripgrep/issues/1911 + return None; + } if cfg!(target_os = "macos") { // I guess memory maps on macOS aren't great. Should re-evaluate. return None; |