From 655b8de7b2ab773a977e0c524307e71354d8af29 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Sun, 5 Feb 2012 07:21:30 +0000
Subject: Convert assert(0) to llvm_unreachable

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149814 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/FixedLenDecoderEmitter.cpp | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

(limited to 'utils/TableGen/FixedLenDecoderEmitter.cpp')

diff --git a/utils/TableGen/FixedLenDecoderEmitter.cpp b/utils/TableGen/FixedLenDecoderEmitter.cpp
index 440d44c542..c0a0a80f1d 100644
--- a/utils/TableGen/FixedLenDecoderEmitter.cpp
+++ b/utils/TableGen/FixedLenDecoderEmitter.cpp
@@ -71,7 +71,7 @@ static void dumpBits(raw_ostream &o, BitsInit &bits) {
       o << "_";
       break;
     default:
-      assert(0 && "unexpected return value from bitFromBits");
+      llvm_unreachable("unexpected return value from bitFromBits");
     }
   }
 }
@@ -698,9 +698,7 @@ unsigned FilterChooser::getIslands(std::vector<unsigned> &StartBits,
     Val = Value(Insn[i]);
     bool Filtered = PositionFiltered(i);
     switch (State) {
-    default:
-      assert(0 && "Unreachable code!");
-      break;
+    default: llvm_unreachable("Unreachable code!");
     case 0:
     case 1:
       if (Filtered || Val == -1)
@@ -1069,7 +1067,7 @@ bool FilterChooser::filterProcessor(bool AllowMixed, bool Greedy) {
         RA = ATTR_MIXED;
         break;
       default:
-        assert(0 && "Unexpected bitAttr!");
+        llvm_unreachable("Unexpected bitAttr!");
       }
       break;
     case ATTR_ALL_SET:
@@ -1090,7 +1088,7 @@ bool FilterChooser::filterProcessor(bool AllowMixed, bool Greedy) {
         RA = ATTR_MIXED;
         break;
       default:
-        assert(0 && "Unexpected bitAttr!");
+        llvm_unreachable("Unexpected bitAttr!");
       }
       break;
     case ATTR_MIXED:
@@ -1112,13 +1110,13 @@ bool FilterChooser::filterProcessor(bool AllowMixed, bool Greedy) {
       case ATTR_MIXED:
         break;
       default:
-        assert(0 && "Unexpected bitAttr!");
+        llvm_unreachable("Unexpected bitAttr!");
       }
       break;
     case ATTR_ALL_UNSET:
-      assert(0 && "regionAttr state machine has no ATTR_UNSET state");
+      llvm_unreachable("regionAttr state machine has no ATTR_UNSET state");
     case ATTR_FILTERED:
-      assert(0 && "regionAttr state machine has no ATTR_FILTERED state");
+      llvm_unreachable("regionAttr state machine has no ATTR_FILTERED state");
     }
   }
 
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