diff options
Diffstat (limited to 'lang/rust/files/patch-vendor_cc_src_lib.rs')
| -rw-r--r-- | lang/rust/files/patch-vendor_cc_src_lib.rs | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/lang/rust/files/patch-vendor_cc_src_lib.rs b/lang/rust/files/patch-vendor_cc_src_lib.rs new file mode 100644 index 000000000000..0c6b6f99cbe9 --- /dev/null +++ b/lang/rust/files/patch-vendor_cc_src_lib.rs @@ -0,0 +1,42 @@ +When the compiler has "clang" in its name the cc crate will pass +an LLVM target triple to it. Rust uses a triple that lacks the OS +version and LLVM will default to FreeBSD 9 behavior, i.e., it will +default to libstdc++ which is no longer available in newer releases. + +To avoid this issue assume we have a GNU compatible toolchain instead +until LLVM can be updated to use libc++ by default. + +https://reviews.llvm.org/D77776 + +--- vendor/cc/src/lib.rs.orig 2020-04-14 08:55:10 UTC ++++ vendor/cc/src/lib.rs +@@ -2353,28 +2353,7 @@ impl Tool { + } + + fn with_features(path: PathBuf, clang_driver: Option<&str>, cuda: bool) -> Self { +- // Try to detect family of the tool from its name, falling back to Gnu. +- let family = if let Some(fname) = path.file_name().and_then(|p| p.to_str()) { +- if fname.contains("clang-cl") { +- ToolFamily::Msvc { clang_cl: true } +- } else if fname.contains("cl") +- && !fname.contains("cloudabi") +- && !fname.contains("uclibc") +- && !fname.contains("clang") +- { +- ToolFamily::Msvc { clang_cl: false } +- } else if fname.contains("clang") { +- match clang_driver { +- Some("cl") => ToolFamily::Msvc { clang_cl: true }, +- _ => ToolFamily::Clang, +- } +- } else { +- ToolFamily::Gnu +- } +- } else { +- ToolFamily::Gnu +- }; +- ++ let family = ToolFamily::Gnu; + Tool { + path: path, + cc_wrapper_path: None, |