File: do-not-instrument-internal-globals.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, 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 (20 lines) | stat: -rw-r--r-- 766 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
; This test checks that we are not instrumenting globals
; that we created ourselves.
; RUN: opt < %s -passes=asan -S | FileCheck %s

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

define void @_Z3barv() uwtable sanitize_address {
entry:
  %a = alloca i32, align 4
  call void @_Z3fooPi(ptr %a)
  ret void
}

declare void @_Z3fooPi(ptr)
; We create one global string constant for the stack frame above.
; It should have unnamed_addr and align 1.
; Make sure we don't create any other global constants.
; CHECK: = private unnamed_addr constant{{.*}}align 1
; CHECK-NOT: = private unnamed_addr constant