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path: root/compiler/rustc_codegen_llvm/src/back/profiling.rs
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Diffstat (limited to 'compiler/rustc_codegen_llvm/src/back/profiling.rs')
-rw-r--r--compiler/rustc_codegen_llvm/src/back/profiling.rs12
1 files changed, 7 insertions, 5 deletions
diff --git a/compiler/rustc_codegen_llvm/src/back/profiling.rs b/compiler/rustc_codegen_llvm/src/back/profiling.rs
index 2741f7d848e..2eee9f8c5a3 100644
--- a/compiler/rustc_codegen_llvm/src/back/profiling.rs
+++ b/compiler/rustc_codegen_llvm/src/back/profiling.rs
@@ -46,13 +46,15 @@ pub unsafe extern "C" fn selfprofile_before_pass_callback(
     pass_name: *const c_char,
     ir_name: *const c_char,
 ) {
-    let llvm_self_profiler = &mut *(llvm_self_profiler as *mut LlvmSelfProfiler<'_>);
-    let pass_name = CStr::from_ptr(pass_name).to_str().expect("valid UTF-8");
-    let ir_name = CStr::from_ptr(ir_name).to_str().expect("valid UTF-8");
-    llvm_self_profiler.before_pass_callback(pass_name, ir_name);
+    unsafe {
+        let llvm_self_profiler = &mut *(llvm_self_profiler as *mut LlvmSelfProfiler<'_>);
+        let pass_name = CStr::from_ptr(pass_name).to_str().expect("valid UTF-8");
+        let ir_name = CStr::from_ptr(ir_name).to_str().expect("valid UTF-8");
+        llvm_self_profiler.before_pass_callback(pass_name, ir_name);
+    }
 }
 
 pub unsafe extern "C" fn selfprofile_after_pass_callback(llvm_self_profiler: *mut c_void) {
-    let llvm_self_profiler = &mut *(llvm_self_profiler as *mut LlvmSelfProfiler<'_>);
+    let llvm_self_profiler = unsafe { &mut *(llvm_self_profiler as *mut LlvmSelfProfiler<'_>) };
     llvm_self_profiler.after_pass_callback();
 }