| // Regression test for sanitizer function instrumentation passes not |
| // being run when compiling with new LLVM pass manager and ThinLTO. |
| // Note: The issue occurred only on non-zero opt-level. |
| // |
| // min-llvm-version 9.0 |
| // needs-sanitizer-support |
| // needs-sanitizer-address |
| // |
| // no-prefer-dynamic |
| // revisions: opt0 opt1 |
| // compile-flags: -Znew-llvm-pass-manager=yes -Zsanitizer=address -Clto=thin |
| //[opt0]compile-flags: -Copt-level=0 |
| //[opt1]compile-flags: -Copt-level=1 |
| // run-fail |
| // error-pattern: ERROR: AddressSanitizer: stack-use-after-scope |
| |
| static mut P: *mut usize = std::ptr::null_mut(); |
| |
| fn main() { |
| unsafe { |
| { |
| let mut x = 0; |
| P = &mut x; |
| } |
| std::ptr::write_volatile(P, 123); |
| } |
| } |
