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[asan/win] Re-enable Win64 asan tests on Win8+ 

Our theory is that reserving large amounts of shadow memory isn't
reliable on Win7 and earlier NT kernels. This affects the
clang-x64-ninja-win7 buildbot, which uses Windows 7.

llvm-svn: 302917
This commit is contained in:
Reid Kleckner 2017-05-12 16:30:56 +00:00
parent 51416caf34
commit 07c0dd7654
1 changed files with 12 additions and 5 deletions
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17
compiler-rt/test/asan/CMakeLists.txt
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@ -3,9 +3,17 @@ set(ASAN_LIT_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(ASAN_TESTSUITES)
set(ASAN_DYNAMIC_TESTSUITES)
# FIXME: Shadow memory for 64-bit asan easily exhausts swap on most machines.
# Find a way to make these tests pass reliably, and re-enable them.
if(OS_NAME MATCHES "Windows" AND CMAKE_SIZEOF_VOID_P EQUAL 8)
# Before Windows 8 (CMAKE_SYSTEM_VERSION 6.2), reserving large regions of shadow
# memory allocated physical memory for page tables, which made it very
# unreliable. Remove the asan tests from check-all in this configuration.
set(SHADOW_MAPPING_UNRELIABLE FALSE)
if(OS_NAME MATCHES "Windows" AND CMAKE_SIZEOF_VOID_P EQUAL 8 AND
${CMAKE_SYSTEM_VERSION} LESS 6.2)
set(SHADOW_MAPPING_UNRELIABLE TRUE)
message(WARNING "Disabling ASan tests because they are unreliable on Windows 7 and earlier")
endif()
if (SHADOW_MAPPING_UNRELIABLE)
set(EXCLUDE_FROM_ALL TRUE)
endif()
@ -165,7 +173,6 @@ if(COMPILER_RT_ASAN_HAS_STATIC_RUNTIME)
endif()
# Reset EXCLUDE_FROM_ALL to its initial value.
# FIXME: Remove when we run Win64 asan tests.
if(OS_NAME MATCHES "Windows" AND CMAKE_SIZEOF_VOID_P EQUAL 8)
if (SHADOW_MAPPING_UNRELIABLE)
set(EXCLUDE_FROM_ALL FALSE)
endif()