fix warnings and weird code insert

1 files changed, 19 insertions, 5 deletions

diff --git a/llvm_mode/afl-llvm-lto-instrumentation.so.cc b/llvm_mode/afl-llvm-lto-instrumentation.so.cc
index b8d9fce9..125db229 100644
--- a/llvm_mode/afl-llvm-lto-instrumentation.so.cc
+++ b/llvm_mode/afl-llvm-lto-instrumentation.so.cc
@@ -374,14 +374,28 @@ bool AFLLTOPass::runOnModule(Module &M) {
             std::string Str1, Str2;
             StringRef   TmpStr;
             bool        HasStr1 = getConstantStringInfo(Str1P, TmpStr);
-            if (TmpStr.empty())
+            if (TmpStr.empty()) {
+
               HasStr1 = false;
-            else
+
+            } else {
+
+              HasStr1 = true;
               Str1 = TmpStr.str();
+
+            }
+
             bool HasStr2 = getConstantStringInfo(Str2P, TmpStr);
-            if (TmpStr.empty()) HasStr2 = false;
-            (void)HasStr2                                     /* never read */
-                else Str2 = TmpStr.str();
+            if (TmpStr.empty()) {
+
+              HasStr2 = false;
+
+            } else {
+
+              HasStr2 = true;
+              Str2 = TmpStr.str();
+
+            }
 
             if (debug)
               fprintf(stderr, "F:%s %p(%s)->\"%s\"(%s) %p(%s)->\"%s\"(%s)\n",