From 1527c8a33b05d26fd21d6bac946ff453d225b381 Mon Sep 17 00:00:00 2001
From: Cristian Cadar <c.cadar@imperial.ac.uk>
Date: Tue, 3 Oct 2017 19:58:16 +0100
Subject: Silenced some warnings about unused variables when assertions are
 disabled.

---
 lib/Core/ImpliedValue.cpp         | 2 +-
 lib/Core/Searcher.cpp             | 2 ++
 lib/Module/ModuleUtil.cpp         | 1 +
 lib/Support/CompressionStream.cpp | 2 +-
 4 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/Core/ImpliedValue.cpp b/lib/Core/ImpliedValue.cpp
index c8342df1..90000683 100644
--- a/lib/Core/ImpliedValue.cpp
+++ b/lib/Core/ImpliedValue.cpp
@@ -231,7 +231,7 @@ void ImpliedValue::checkForImpliedValues(Solver *S, ref<Expr> e,
          ie = reads.end(); i != ie; ++i) {
     ref<ReadExpr> var = *i;
     ref<ConstantExpr> possible;
-    bool success = S->getValue(Query(assume, var), possible);
+    bool success = S->getValue(Query(assume, var), possible); (void) success;
     assert(success && "FIXME: Unhandled solver failure");    
     std::map<ref<ReadExpr>, ref<ConstantExpr> >::iterator it = found.find(var);
     bool res;
diff --git a/lib/Core/Searcher.cpp b/lib/Core/Searcher.cpp
index b9f22538..fc61ab98 100644
--- a/lib/Core/Searcher.cpp
+++ b/lib/Core/Searcher.cpp
@@ -84,6 +84,7 @@ void DFSSearcher::update(ExecutionState *current,
         }
       }
 
+      (void) ok;
       assert(ok && "invalid state removed");
     }
   }
@@ -129,6 +130,7 @@ void BFSSearcher::update(ExecutionState *current,
         }
       }
 
+      (void) ok;
       assert(ok && "invalid state removed");
     }
   }
diff --git a/lib/Module/ModuleUtil.cpp b/lib/Module/ModuleUtil.cpp
index a8a87b2c..a86adc98 100644
--- a/lib/Module/ModuleUtil.cpp
+++ b/lib/Module/ModuleUtil.cpp
@@ -522,6 +522,7 @@ Function *klee::getDirectCallTarget(CallSite cs, bool moduleIsFullyLinked) {
 
   // NOTE: This assert may fire, it isn't necessarily a problem and
   // can be disabled, I just wanted to know when and if it happened.
+  (void) viaConstantExpr;
   assert((!viaConstantExpr) &&
          "FIXME: Unresolved direct target for a constant expression");
   return NULL;
diff --git a/lib/Support/CompressionStream.cpp b/lib/Support/CompressionStream.cpp
index 94f0bd18..2e6df113 100644
--- a/lib/Support/CompressionStream.cpp
+++ b/lib/Support/CompressionStream.cpp
@@ -91,7 +91,7 @@ void compressed_fd_ostream::write_impl(const char *Ptr, size_t Size) {
   // Check if there is still data to compress
   while (strm.avail_in != 0) {
     // compress data
-    int res = deflate(&strm, Z_NO_FLUSH);
+    int res = deflate(&strm, Z_NO_FLUSH); (void) res;
     assert(res == Z_OK);
     writeFullCompressedData();
   }
-- 
cgit 1.4.1