[compiler-rt] r332744 - [asan] Remove an unsigned compare >= 0

Walter Lee via llvm-commits llvm-commits at lists.llvm.org
Fri May 18 10:52:12 PDT 2018


Author: waltl
Date: Fri May 18 10:52:12 2018
New Revision: 332744

URL: http://llvm.org/viewvc/llvm-project?rev=332744&view=rev
Log:
[asan] Remove an unsigned compare >= 0

This is not needed after we've forked the Myriad version.  Not to
mention it produces a compiler warning.

Differential Revision: https://reviews.llvm.org/D47054

Modified:
    compiler-rt/trunk/lib/asan/asan_mapping.h

Modified: compiler-rt/trunk/lib/asan/asan_mapping.h
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/asan/asan_mapping.h?rev=332744&r1=332743&r2=332744&view=diff
==============================================================================
--- compiler-rt/trunk/lib/asan/asan_mapping.h (original)
+++ compiler-rt/trunk/lib/asan/asan_mapping.h Fri May 18 10:52:12 2018
@@ -307,7 +307,7 @@ namespace __asan {
 
 static inline bool AddrIsInLowMem(uptr a) {
   PROFILE_ASAN_MAPPING();
-  return a >= kLowMemBeg && a <= kLowMemEnd;
+  return a <= kLowMemEnd;
 }
 
 static inline bool AddrIsInLowShadow(uptr a) {




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