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tsan: fix windows build 

It's only asan that installs vectored SEH handler to map memory lazily.

llvm-svn: 276112
This commit is contained in:
Dmitry Vyukov 2016-07-20 12:50:49 +00:00
parent 056237a457
commit 080dcf7aa8
1 changed files with 3 additions and 3 deletions
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6
compiler-rt/lib/sanitizer_common/sanitizer_win.cc
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@ -173,10 +173,10 @@ void *MmapFixedNoReserve(uptr fixed_addr, uptr size, const char *name) {
// FIXME: is this really "NoReserve"? On Win32 this does not matter much,
// but on Win64 it does.
(void)name; // unsupported
#if SANITIZER_WINDOWS64
// On Windows64, use MEM_COMMIT would result in error
#if !SANITIZER_GO && SANITIZER_WINDOWS64
// On asan/Windows64, use MEM_COMMIT would result in error
// 1455:ERROR_COMMITMENT_LIMIT.
// We use exception handler to commit page on demand.
// Asan uses exception handler to commit page on demand.
void *p = VirtualAlloc((LPVOID)fixed_addr, size, MEM_RESERVE, PAGE_READWRITE);
#else
void *p = VirtualAlloc((LPVOID)fixed_addr, size, MEM_RESERVE | MEM_COMMIT,