51 lines
1.7 KiB
Diff
51 lines
1.7 KiB
Diff
--- third_party/tcmalloc/chromium/src/tcmalloc.cc 2011/06/21 07:36:46 89799
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+++ third_party/tcmalloc/chromium/src/tcmalloc.cc 2011/06/21 07:37:01 89800
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@@ -150,6 +150,13 @@
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# define WIN32_DO_PATCHING 1
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#endif
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+// GLibc 2.14+ requires the hook functions be declared volatile, based on the
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+// value of the define __MALLOC_HOOK_VOLATILE. For compatibility with
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+// older/non-GLibc implementations, provide an empty definition.
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+#if !defined(__MALLOC_HOOK_VOLATILE)
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+#define __MALLOC_HOOK_VOLATILE
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+#endif
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+
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using std::max;
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using tcmalloc::PageHeap;
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using tcmalloc::SizeMap;
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@@ -403,7 +410,7 @@
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return tc_malloc(size);
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}
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-void* (*__malloc_hook)(
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+void* (*__MALLOC_HOOK_VOLATILE __malloc_hook)(
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size_t size, const void* caller) = tc_ptmalloc_malloc_hook;
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static void* tc_ptmalloc_realloc_hook(
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@@ -411,14 +418,14 @@
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return tc_realloc(ptr, size);
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}
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-void* (*__realloc_hook)(
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+void* (*__MALLOC_HOOK_VOLATILE __realloc_hook)(
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void* ptr, size_t size, const void* caller) = tc_ptmalloc_realloc_hook;
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static void tc_ptmalloc_free_hook(void* ptr, const void* caller) {
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tc_free(ptr);
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}
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-void (*__free_hook)(void* ptr, const void* caller) = tc_ptmalloc_free_hook;
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+void (*__MALLOC_HOOK_VOLATILE __free_hook)(void* ptr, const void* caller) = tc_ptmalloc_free_hook;
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#endif
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@@ -1757,7 +1764,7 @@
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MallocHook::InvokeNewHook(result, size);
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return result;
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}
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-void *(*__memalign_hook)(size_t, size_t, const void *) = MemalignOverride;
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+void *(*__MALLOC_HOOK_VOLATILE __memalign_hook)(size_t, size_t, const void *) = MemalignOverride;
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#endif // #ifndef TCMALLOC_FOR_DEBUGALLOCATION
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// ---Double free() debugging implementation -----------------------------------
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