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Diagnose use sanitizers with crt-static

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12101111 2021-05-22 01:24:50 +08:00
parent fc81ad22c4
commit 4376484439
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3 changed files with 17 additions and 0 deletions
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8
compiler/rustc_session/src/session.rs
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@ -1512,6 +1512,14 @@ fn validate_commandline_args_with_session_available(sess: &Session) {
if let (Some(first), Some(second)) = (sanitizer_iter.next(), sanitizer_iter.next()) { if let (Some(first), Some(second)) = (sanitizer_iter.next(), sanitizer_iter.next()) {
sess.err(&format!("`-Zsanitizer={}` is incompatible with `-Zsanitizer={}`", first, second)); sess.err(&format!("`-Zsanitizer={}` is incompatible with `-Zsanitizer={}`", first, second));
} }
// Cannot enable crt-static with sanitizers on Linux
if sess.crt_static(None) && !sess.opts.debugging_opts.sanitizer.is_empty() {
sess.err(
"Sanitizer is incompatible with statically linked libc, \
disable it using `-C target-feature=-crt-static`",
);
}
} }
/// Holds data on the current incremental compilation session, if there is one. /// Holds data on the current incremental compilation session, if there is one.

5
src/test/ui/sanitize/crt-static.rs Normal file
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@ -0,0 +1,5 @@
// compile-flags: -Z sanitizer=address -C target-feature=+crt-static --target x86_64-unknown-linux-gnu
#![feature(no_core)]
#![no_core]
#![no_main]

4
src/test/ui/sanitize/crt-static.stderr Normal file
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@ -0,0 +1,4 @@
error: Sanitizer is incompatible with statically linked libc, disable it using `-C target-feature=-crt-static`
error: aborting due to previous error