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inliner: Check for no_sanitize attribute compatibility

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This commit is contained in:
Tomasz Miąsko 2020-09-03 00:00:00 +00:00
parent cbc396fdfb
commit 326b772609
1 changed files with 6 additions and 3 deletions
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9
compiler/rustc_mir/src/transform/inline.rs
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@ -251,9 +251,12 @@ impl Inliner<'tcx> {
return false;
}
// Avoid inlining functions marked as no_sanitize if sanitizer is enabled,
// since instrumentation might be enabled and performed on the caller.
if self.tcx.sess.opts.debugging_opts.sanitizer.intersects(codegen_fn_attrs.no_sanitize) {
let self_no_sanitize =
self.codegen_fn_attrs.no_sanitize & self.tcx.sess.opts.debugging_opts.sanitizer;
let callee_no_sanitize =
codegen_fn_attrs.no_sanitize & self.tcx.sess.opts.debugging_opts.sanitizer;
if self_no_sanitize != callee_no_sanitize {
debug!("`callee has incompatible no_sanitize attribute - not inlining");
return false;
}