commit a2886c21d9a08d63c324cc61aa91ae0893507a31
author Craig Topper <craig.topper@gmail.com> Tue Feb 07 05:05:23 2012 +0000
committer Craig Topper <craig.topper@gmail.com> Tue Feb 07 05:05:23 2012 +0000
tree 26343892cf0ad93e83448d53dc0448e7ad413412
parent a767941651945183cc3665173fd850a6b057c018

Convert assert(0) to llvm_unreachable

llvm-svn: 149967

llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp

diff --git a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index b8ead89..150868d 100644
--- a/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/llvm/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -703,8 +703,7 @@
   if (ShadowRedzoneSize == 4)
     return (PoisonByte << 24) + (PoisonByte << 16) +
         (PoisonByte << 8) + (PoisonByte);
-  assert(0 && "ShadowRedzoneSize is either 1, 2 or 4");
-  return 0;
+  llvm_unreachable("ShadowRedzoneSize is either 1, 2 or 4");
 }
 
 static void PoisonShadowPartialRightRedzone(uint8_t *Shadow,