Remove trailing whitespace from all files (#497)

third_party/compiler_rt/floatunsidf.c

@@ -23,20 +23,20 @@ STATIC_YOINK("huge_compiler_rt_license");
 
 COMPILER_RT_ABI fp_t
 __floatunsidf(unsigned int a) {
-    
+
     const int aWidth = sizeof a * CHAR_BIT;
-    
+
     // Handle zero as a special case to protect clz
     if (a == 0) return fromRep(0);
-    
+
     // Exponent of (fp_t)a is the width of abs(a).
     const int exponent = (aWidth - 1) - __builtin_clz(a);
     rep_t result;
-    
+
     // Shift a into the significand field and clear the implicit bit.
     const int shift = significandBits - exponent;
     result = (rep_t)a << shift ^ implicitBit;
-    
+
     // Insert the exponent
     result += (rep_t)(exponent + exponentBias) << significandBits;
     return fromRep(result);