https://github.com/vitalybuka updated
https://github.com/llvm/llvm-project/pull/112668
>From 9571c266d478f2cb49a8005b0d19f40b3de72052 Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalyb...@google.com>
Date: Thu, 17 Oct 2024 15:47:37 -0700
Subject: [PATCH] rebase
Created using spr 1.3.4
---
compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp | 2 ++
compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cpp | 1 +
2 files changed, 3 insertions(+)
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp
b/compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp
index 6459c64985faab..e1117c1bec33fa 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp
@@ -327,6 +327,8 @@ bool IsAccessibleMemoryRange(uptr beg, uptr size) {
}
bool TryMemCpy(void *dest, const void *src, uptr n) {
+ if (!n)
+ return true;
int fds[2];
CHECK_EQ(0, pipe(fds));
diff --git a/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cpp
b/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cpp
index 9e463796b2c678..03a841a6f438cb 100644
--- a/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cpp
+++ b/compiler-rt/lib/sanitizer_common/tests/sanitizer_posix_test.cpp
@@ -16,6 +16,7 @@
# include <pthread.h>
# include <sys/mman.h>
+# include <algorithm>
# include <numeric>
# include "gtest/gtest.h"
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