File: memtag-attr.cpp

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (19 lines) | stat: -rw-r--r-- 875 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
// Make sure the sanitize_memtag attribute is emitted when using MemTag sanitizer.
// Make sure __attribute__((no_sanitize("memtag")) disables instrumentation.

// RUN: %clang_cc1 -triple aarch64-unknown-linux -disable-O0-optnone \
// RUN:   -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-NO %s

// RUN: %clang_cc1 -triple aarch64-unknown-linux -fsanitize=memtag \
// RUN:   -disable-O0-optnone -emit-llvm -o - %s | \
// RUN:   FileCheck -check-prefix=CHECK-MEMTAG %s

int HasSanitizeMemTag() { return 1; }
// CHECK-NO: {{Function Attrs: mustprogress noinline nounwind$}}
// CHECK-MEMTAG: Function Attrs: mustprogress noinline nounwind sanitize_memtag

__attribute__((no_sanitize("memtag"))) int NoSanitizeQuoteAddress() {
  return 0;
}
// CHECK-NO: {{Function Attrs: mustprogress noinline nounwind$}}
// CHECK-MEMTAG: {{Function Attrs: mustprogress noinline nounwind$}}