wangtao
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[HWASan] Initalize shadow earler. 

Summary:
Initialize shadow memory before calling more libc functions to allow
for HWASan-instrumented libc.

Reviewers: eugenis

Subscribers: kubamracek, delcypher, #sanitizers, llvm-commits

Differential Revision: https://reviews.llvm.org/D48551

llvm-svn: 335502
This commit is contained in:
Alex Shlyapnikov 2018-06-25 17:27:13 +00:00
parent 3cc6cb1d35
commit d42edb28d0
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
compiler-rt/lib/hwasan/hwasan.cc
View File

@ -177,10 +177,6 @@ void __hwasan_init() {
__sanitizer_set_report_path(common_flags()->log_path);
InitializeInterceptors();
InstallDeadlySignalHandlers(HwasanOnDeadlySignal);
InstallAtExitHandler(); // Needs __cxa_atexit interceptor.
DisableCoreDumperIfNecessary();
if (!InitShadow()) {
Printf("FATAL: HWAddressSanitizer cannot mmap the shadow memory.\n");
@ -194,6 +190,10 @@ void __hwasan_init() {
Die();
}
InitializeInterceptors();
InstallDeadlySignalHandlers(HwasanOnDeadlySignal);
InstallAtExitHandler(); // Needs __cxa_atexit interceptor.
Symbolizer::GetOrInit()->AddHooks(EnterSymbolizer, ExitSymbolizer);
InitializeCoverage(common_flags()->coverage, common_flags()->coverage_dir);