[PATCH] D56107: [sanitizer] Avoid memset call in tsan

Jordan Rupprecht via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 27 12:32:45 PST 2018


This revision was automatically updated to reflect the committed changes.
Closed by commit rL350098: [sanitizer] Avoid memset call in tsan (authored by rupprecht, committed by ).

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D56107/new/

https://reviews.llvm.org/D56107

Files:
  compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc


Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc
===================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc
@@ -322,7 +322,8 @@
   CHECK_GE(fd, 0);
   if (fd > 2)
     return fd;
-  bool used[3] = {false, false, false};
+  bool used[3];
+  internal_memset(used, 0, sizeof(used));
   while (fd <= 2) {
     used[fd] = true;
     fd = internal_dup(fd);


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