diff options
| author | Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> | 2018-01-13 21:01:27 +0000 |
|---|---|---|
| committer | Rainer Orth <ro@gcc.gnu.org> | 2018-01-13 21:01:27 +0000 |
| commit | 1f7273e5dbd7e59cb97111d2d2bc73c896e12c1f (patch) | |
| tree | 185838565b0af4b1c82f033264b064fd673e689c /libsanitizer/lsan | |
| parent | f208c5ccc76fe9f15776e62d466ccb8f565d2284 (diff) | |
| download | gcc-1f7273e5dbd7e59cb97111d2d2bc73c896e12c1f.tar.gz | |
Allow for lack of VM_MEMORY_OS_ALLOC_ONCE on Mac OS X (PR sanitizer/82824)
PR sanitizer/82824
* lsan/lsan_common_mac.cc: Cherry-pick upstream r322437.
From-SVN: r256650
Diffstat (limited to 'libsanitizer/lsan')
| -rw-r--r-- | libsanitizer/lsan/lsan_common_mac.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/libsanitizer/lsan/lsan_common_mac.cc b/libsanitizer/lsan/lsan_common_mac.cc index e60b3d0f195..6e763dab7f8 100644 --- a/libsanitizer/lsan/lsan_common_mac.cc +++ b/libsanitizer/lsan/lsan_common_mac.cc @@ -22,6 +22,13 @@ #include <mach/mach.h> +// Only introduced in Mac OS X 10.9. +#ifdef VM_MEMORY_OS_ALLOC_ONCE +static const int kSanitizerVmMemoryOsAllocOnce = VM_MEMORY_OS_ALLOC_ONCE; +#else +static const int kSanitizerVmMemoryOsAllocOnce = 73; +#endif + namespace __lsan { typedef struct { @@ -155,7 +162,7 @@ void ProcessPlatformSpecificAllocations(Frontier *frontier) { // libxpc stashes some pointers in the Kernel Alloc Once page, // make sure not to report those as leaks. - if (info.user_tag == VM_MEMORY_OS_ALLOC_ONCE) { + if (info.user_tag == kSanitizerVmMemoryOsAllocOnce) { ScanRangeForPointers(address, end_address, frontier, "GLOBAL", kReachable); |