[MSan] Make a few interface functions accept 'const void *' instead of 'void*'

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@180102 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/msan/msan.cc b/lib/msan/msan.cc
index dc11ed0c..e872abf0 100644
--- a/lib/msan/msan.cc
+++ b/lib/msan/msan.cc
@@ -379,7 +379,7 @@ int __msan_get_param_tls_offset() {
   return param_tls_p - tls_base_p;
 }
 
-void __msan_partial_poison(void* data, void* shadow, uptr size) {
+void __msan_partial_poison(const void* data, void* shadow, uptr size) {
   internal_memcpy((void*)MEM_TO_SHADOW((uptr)data), shadow, size);
 }
 
@@ -388,7 +388,7 @@ void __msan_load_unpoisoned(void *src, uptr size, void *dst) {
   __msan_unpoison(dst, size);
 }
 
-void __msan_set_origin(void *a, uptr size, u32 origin) {
+void __msan_set_origin(const void *a, uptr size, u32 origin) {
   // Origin mapping is 4 bytes per 4 bytes of application memory.
   // Here we extend the range such that its left and right bounds are both
   // 4 byte aligned.
@@ -442,7 +442,7 @@ const char *__msan_get_origin_descr_if_stack(u32 id) {
 }
 
 
-u32 __msan_get_origin(void *a) {
+u32 __msan_get_origin(const void *a) {
   if (!__msan_track_origins) return 0;
   uptr x = (uptr)a;
   uptr aligned = x & ~3ULL;