File: main.c

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (24 lines) | stat: -rw-r--r-- 589 bytes parent folder | download | duplicates (29) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
// This program makes a multi tier nested function call to test AArch64
// Pointer Authentication feature.

// To enable PAC return address signing compile with following clang arguments:
// -march=armv8.3-a -mbranch-protection=pac-ret+leaf

#include <stdlib.h>

static void __attribute__((noinline)) func_c(void) {
  exit(0); // Frame func_c
}

static void __attribute__((noinline)) func_b(void) {
  func_c(); // Frame func_b
}

static void __attribute__((noinline)) func_a(void) {
  func_b(); // Frame func_a
}

int main(int argc, char *argv[]) {
  func_a(); // Frame main
  return 0;
}