<div style="font-family: arial, helvetica, sans-serif; font-size: 10pt">done. thnx<div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, Nov 6, 2012 at 7:50 PM, Alexey Samsonov <span dir="ltr"><<a href="mailto:samsonov@google.com" target="_blank">samsonov@google.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="font-family:arial,helvetica,sans-serif;font-size:10pt"><br><br><div class="gmail_quote"><div class="im">On Tue, Nov 6, 2012 at 7:39 PM, Dmitry Vyukov <span dir="ltr"><<a href="mailto:dvyukov@google.com" target="_blank">dvyukov@google.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: dvyukov<br>
Date: Tue Nov  6 09:39:16 2012<br>
New Revision: 167462<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=167462&view=rev" target="_blank">http://llvm.org/viewvc/llvm-project?rev=167462&view=rev</a><br>
Log:<br>
tsan: better diagnostics for failed mmap()<br>
<br>
Modified:<br>
    compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc<br>
<br>
Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc?rev=167462&r1=167461&r2=167462&view=diff" target="_blank">http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc?rev=167462&r1=167461&r2=167462&view=diff</a><br>


==============================================================================<br>
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc (original)<br>
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_posix.cc Tue Nov  6 09:39:16 2012<br>
@@ -74,10 +74,14 @@<br>
 }<br>
<br>
 void *MmapFixedNoReserve(uptr fixed_addr, uptr size) {<br>
-  return internal_mmap((void*)fixed_addr, size,<br>
+  void *p = internal_mmap((void*)fixed_addr, size,<br>
                       PROT_READ | PROT_WRITE,<br>
                       MAP_PRIVATE | MAP_ANON | MAP_FIXED | MAP_NORESERVE,<br>
                       -1, 0);<br>
+  if (p != (void*)fixed_addr)<br>
+    Report("ERROR: Failed to deallocate 0x%zx (%zd) bytes at address %p (%d)\n",<br>
+           size, size, fixed_addr, errno);<br></blockquote><div><br></div></div><div>deallocate?</div><div class="im"><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

+  return p;<br>
 }<br>
<br>
 void *Mprotect(uptr fixed_addr, uptr size) {<br>
<br>
<br>
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</blockquote></div></div><span class="HOEnZb"><font color="#888888"><br><br clear="all"><div><br></div>-- <br><div>Alexey Samsonov, MSK</div><br>
</font></span></div>
</blockquote></div><br></div></div>