Use template type FloatType in the cast.

Author: smr99

googletest/include/gtest/gtest-printers.h

@@ -531,7 +531,7 @@ int AppropriateResolution(FloatType val) {
     } else if (val >= 0.0001) {
       mulfor6 = 1e9;
     }
-    if (static_cast<float>(static_cast<int32_t>(val * mulfor6 + 0.5)) /
+    if (static_cast<FloatType>(static_cast<int32_t>(val * mulfor6 + 0.5)) /
             mulfor6 ==
         val)
       return 6;
@@ -546,7 +546,7 @@ int AppropriateResolution(FloatType val) {
     } else if (val >= 1e6) {  // 1,000,000 to 9,999,999
       divfor6 = 10;
     }
-    if (static_cast<float>(static_cast<int32_t>(val / divfor6 + 0.5)) *
+    if (static_cast<FloatType>(static_cast<int32_t>(val / divfor6 + 0.5)) *
             divfor6 ==
         val)
       return 6;