[asan] ensure that asan_init is called in str[n]cmp. Bug found by Nick Kralevich (thanks)
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@160853 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/asan/asan_interceptors.cc b/lib/asan/asan_interceptors.cc
index 29cc15f..2ce5826 100644
--- a/lib/asan/asan_interceptors.cc
+++ b/lib/asan/asan_interceptors.cc
@@ -423,6 +423,7 @@
if (!asan_inited) {
return internal_strcmp(s1, s2);
}
+ ENSURE_ASAN_INITED();
unsigned char c1, c2;
uptr i;
for (i = 0; ; i++) {
@@ -494,6 +495,7 @@
if (asan_init_is_running) {
return REAL(strncmp)(s1, s2, size);
}
+ ENSURE_ASAN_INITED();
unsigned char c1 = 0, c2 = 0;
uptr i;
for (i = 0; i < size; i++) {
