[PATCH] D24768: [compiler-rt] Fix Asan build on Android

[Vitaly Buka via llvm-commits]

vitalybuka added inline comments.

================
Comment at: lib/asan/asan_rtl.cc:466
@@ -465,11 +465,3 @@
   uptr shadow_start = kLowShadowBeg;
-  if (shadow_start == 0) {
-    uptr granularity = GetMmapGranularity();
-    uptr alignment = 8 * granularity;
-    uptr left_padding = granularity;
-    uptr space_size = kHighShadowEnd + left_padding;
-
-    shadow_start = FindAvailableMemoryRange(space_size, alignment, granularity);
-    CHECK_NE((uptr)0, shadow_start);
-    CHECK(IsAligned(shadow_start, alignment));
-  }
+#if ASAN_DYNAMIC_SHADOW_ADDRESS
+  CHECK_EQ(0, shadow_start);
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rnk wrote:
> I think kcc likes regular if over #if, when possible. Also, isn't this macro undefined usually?
Maybe ~0 instead of 0?


https://reviews.llvm.org/D24768