3 files changed, 19 insertions, 20 deletions

diff --git a/indra/llcommon/llsd.cpp b/indra/llcommon/llsd.cpp
index a645e624f8..590915e9d2 100644
--- a/indra/llcommon/llsd.cpp
+++ b/indra/llcommon/llsd.cpp
@@ -622,7 +622,7 @@ namespace
 
 		if (index >= mData.size())
 		{
-			mData.resize(i + 1);
+			mData.resize(index + 1);
 		}
 
 		return mData[index];
diff --git a/indra/llcommon/llsd.h b/indra/llcommon/llsd.h
index 4e9fcc77ee..cdb9a7ed8a 100644
--- a/indra/llcommon/llsd.h
+++ b/indra/llcommon/llsd.h
@@ -30,7 +30,6 @@
 #include <map>
 #include <string>
 #include <vector>
-#include <type_traits>
 
 #include "stdtypes.h"
 
@@ -216,21 +215,15 @@ public:
 		void assign(const Date&);
 		void assign(const URI&);
 		void assign(const Binary&);
-
-		// support assignment from size_t et al.
-		template <typename VALUE,
-				  typename std::enable_if<std::is_integral<VALUE>::value &&
-										  ! std::is_same<VALUE, Boolean>::value,
-										  bool>::type = true>
-		void assign(VALUE v) { assign(Integer(narrow(v))); }
-		// support assignment from F32 et al.
-		template <typename VALUE,
-				  typename std::enable_if<std::is_floating_point<VALUE>::value,
-										  bool>::type = true>
-		void assign(VALUE v) { assign(Real(narrow(v))); }
-
-		template <typename VALUE>
-		LLSD& operator=(VALUE v)			{ assign(v); return *this; }
+		
+		LLSD& operator=(Boolean v)			{ assign(v); return *this; }
+		LLSD& operator=(Integer v)			{ assign(v); return *this; }
+		LLSD& operator=(Real v)				{ assign(v); return *this; }
+		LLSD& operator=(const String& v)	{ assign(v); return *this; }
+		LLSD& operator=(const UUID& v)		{ assign(v); return *this; }
+		LLSD& operator=(const Date& v)		{ assign(v); return *this; }
+		LLSD& operator=(const URI& v)		{ assign(v); return *this; }
+		LLSD& operator=(const Binary& v)	{ assign(v); return *this; }
 	//@}
 
 	/**
@@ -292,6 +285,7 @@ public:
 	//@{
 		LLSD(const char*);
 		void assign(const char*);
+		LLSD& operator=(const char* v) { assign(v); return *this; }
 	//@}
 	
 	/** @name Map Values */
diff --git a/indra/llcommon/lltimer.cpp b/indra/llcommon/lltimer.cpp
index 74ec62d347..58bedacf43 100644
--- a/indra/llcommon/lltimer.cpp
+++ b/indra/llcommon/lltimer.cpp
@@ -121,9 +121,14 @@ U32 micro_sleep(U64 us, U32 max_yields)
     U64 start = get_clock_count();
     // This is kernel dependent.  Currently, our kernel generates software clock
     // interrupts at 250 Hz (every 4,000 microseconds).
-    const U64 KERNEL_SLEEP_INTERVAL_US = 4000;
-
-    auto num_sleep_intervals = (us - (KERNEL_SLEEP_INTERVAL_US >> 1)) / KERNEL_SLEEP_INTERVAL_US;
+    const S64 KERNEL_SLEEP_INTERVAL_US = 4000;
+
+    // Use signed arithmetic to discover whether a sleep is even necessary. If
+    // either 'us' or KERNEL_SLEEP_INTERVAL_US is unsigned, the compiler
+    // promotes the difference to unsigned. If 'us' is less than half
+    // KERNEL_SLEEP_INTERVAL_US, the unsigned difference will be hugely
+    // positive, resulting in a crazy long wait.
+    auto num_sleep_intervals = (S64(us) - (KERNEL_SLEEP_INTERVAL_US >> 1)) / KERNEL_SLEEP_INTERVAL_US;
     if (num_sleep_intervals > 0)
     {
         U64 sleep_time = (num_sleep_intervals * KERNEL_SLEEP_INTERVAL_US) - (KERNEL_SLEEP_INTERVAL_US >> 1);