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author许杰友 Jieyou Xu (Joe) <39484203+jieyouxu@users.noreply.github.com>2024-11-23 20:19:51 +0800
committerGitHub <noreply@github.com>2024-11-23 20:19:51 +0800
commitc6d36256a6e6b7263eef2fa3f5aafef07768ac99 (patch)
tree04ac9ad89a2d29b85e43271187de4c34b81d9e6a /compiler/rustc_codegen_llvm/src/llvm/ffi.rs
parent6e1c11591fc7e98015f8e793a15c8faf0bda67f1 (diff)
parent204b2281fa508cf512d343cb1631955a5dfa9e0e (diff)
downloadrust-c6d36256a6e6b7263eef2fa3f5aafef07768ac99.tar.gz
rust-c6d36256a6e6b7263eef2fa3f5aafef07768ac99.zip
Rollup merge of #127483 - BertalanD:no_sanitize-global-var, r=rcvalle
Allow disabling ASan instrumentation for globals

AddressSanitizer adds instrumentation to global variables unless the [`no_sanitize_address`](https://llvm.org/docs/LangRef.html#global-attributes) attribute is set on them.

This commit extends the existing `#[no_sanitize(address)]` attribute to set this; previously it only had the desired effect on functions.

(cc https://github.com/rust-lang/rust/issues/39699)
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/llvm/ffi.rs')
-rw-r--r--compiler/rustc_codegen_llvm/src/llvm/ffi.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
index 7f59264824e..17b0ec4b936 100644
--- a/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm/ffi.rs
@@ -2460,4 +2460,7 @@ unsafe extern "C" {
     pub fn LLVMRustIs64BitSymbolicFile(buf_ptr: *const u8, buf_len: usize) -> bool;
 
     pub fn LLVMRustIsECObject(buf_ptr: *const u8, buf_len: usize) -> bool;
+
+    pub fn LLVMRustSetNoSanitizeAddress(Global: &Value);
+    pub fn LLVMRustSetNoSanitizeHWAddress(Global: &Value);
 }