File: use-after-free.m

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (24 lines) | stat: -rw-r--r-- 1,191 bytes parent folder | download | duplicates (31)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
// RUN: rm -rf %t

// Here, we build the module without "non-modular-include-in-framework-module".
// RUN: echo '@import UseAfterFreePublic;' | \
// RUN:   %clang_cc1 -fmodules -fimplicit-module-maps \
// RUN:     -fmodules-cache-path=%t -isystem %S/Inputs/UseAfterFree/ -fsyntax-only \
// RUN:     -x objective-c -

// RUN:   %clang_cc1 -fmodules -fimplicit-module-maps \
// RUN:     -fmodules-cache-path=%t -isystem %S/Inputs/UseAfterFree/ -fsyntax-only \
// RUN:     -Wnon-modular-include-in-framework-module -Werror=non-modular-include-in-framework-module \
// RUN:     -x objective-c %s -verify
// expected-no-diagnostics

// Here, we load the module UseAfterFreePublic, it is treated as a system module,
// we ignore the inconsistency for "non-modular-include-in-framework-module".
@import UseAfterFreePublic;

// We start a thread to build the module for UseAfterFreePrivate.h. In the thread,
// we load UseAfterFreePublic and should treat it as a system module as well.
// If not, we will invalidate UseAfterFreePublic because of the inconsistency
// for "non-modular-include-in-framework-module", and have a use-after-free error
// of the FileEntry.
#import <UseAfterFreePrivate.h>