Commit 2303f14d authored by Paul Bone's avatar Paul Bone Committed by pbone@mozilla.com
Browse files

Bug 1967195 - Remove the chunk_assert_zero check r=glandium 

Differential Revision: https://phabricator.services.mozilla.com/D249941
parent 3342fb9f

memory/build/mozjemalloc.cpp

+7 −0
Original line number Diff line number Diff line
@@ -212,6 +212,10 @@ using namespace mozilla; 
#  define MALLOC_RUNTIME_CONFIG

#endif



// Uncomment this to enable extra-vigilant assertions.  These assertions may run

// more expensive checks that are sometimes too slow for regular debug mode.

// #define MALLOC_DEBUG_VIGILANT



// When MALLOC_STATIC_PAGESIZE is defined, the page size is fixed at

// compile-time for better performance, as opposed to determined at

// runtime. Some platforms can have different page sizes at runtime
@@ -2814,12 +2818,15 @@ static void* chunk_alloc(size_t aSize, size_t aAlignment, bool aBase) { 


#ifdef MOZ_DEBUG

static void chunk_assert_zero(void* aPtr, size_t aSize) {

// Only run this expensive check in a vigilant mode.

#  ifdef MALLOC_DEBUG_VIGILANT

  size_t i;

  size_t* p = (size_t*)(uintptr_t)aPtr;



  for (i = 0; i < aSize / sizeof(size_t); i++) {

    MOZ_ASSERT(p[i] == 0);

  }

#  endif

}

#endif