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File gcc5-libsanitize-aarch64-va42.patch of Package gcc6

2015-01-22  Jakub Jelinek  <jakub@redhat.com>

	* asan/asan_allocator.h (kAllocatorSpace, kAllocatorSize):
	Set to 1T for __aarch64__.
	* sanitizer_common/sanitizer_platform.h
	(SANITIZER_CAN_USE_ALLOCATOR64): Set to 1 on __aarch64__
	if SANITIZER_WORDSIZE is 64.
	(SANITIZER_MMAP_RANGE_SIZE): Define to 1ULL << 42 for
	__aarch64__.

Index: libsanitizer/sanitizer_common/sanitizer_platform.h
===================================================================
--- libsanitizer/sanitizer_common/sanitizer_platform.h.orig	2015-12-17 15:14:33.046487166 +0100
+++ libsanitizer/sanitizer_common/sanitizer_platform.h	2015-12-17 15:16:13.943662509 +0100
@@ -95,7 +95,7 @@
 // For such platforms build this code with -DSANITIZER_CAN_USE_ALLOCATOR64=0 or
 // change the definition of SANITIZER_CAN_USE_ALLOCATOR64 here.
 #ifndef SANITIZER_CAN_USE_ALLOCATOR64
-# if defined(__mips64) || defined(__aarch64__)
+# if defined(__mips64)
 #  define SANITIZER_CAN_USE_ALLOCATOR64 0
 # else
 #  define SANITIZER_CAN_USE_ALLOCATOR64 (SANITIZER_WORDSIZE == 64)
@@ -108,7 +108,11 @@
 #if defined(__mips__)
 # define SANITIZER_MMAP_RANGE_SIZE FIRST_32_SECOND_64(1ULL << 32, 1ULL << 40)
 #else
-# define SANITIZER_MMAP_RANGE_SIZE FIRST_32_SECOND_64(1ULL << 32, 1ULL << 47)
+# if defined(__aarch64__)
+#  define SANITIZER_MMAP_RANGE_SIZE FIRST_32_SECOND_64(1ULL << 32, 1ULL << 42)
+# else
+#  define SANITIZER_MMAP_RANGE_SIZE FIRST_32_SECOND_64(1ULL << 32, 1ULL << 47)
+# endif
 #endif
 
 // The AArch64 linux port uses the canonical syscall set as mandated by