Remove special case powexp optimisation

dlang · Dec 25, 2013 · 9692553 · 9692553
1 parent e454136
commit 9692553
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Showing 2 changed files with 1 addition and 11 deletions.
diff --git a/src/constfold.c b/src/constfold.c
@@ -536,16 +536,6 @@ Expression *Pow(Type *type, Expression *e1, Expression *e2)
         {
             e = new RealExp(loc, Port::ldbl_nan, type);
         }
-        else if (e2->toReal() == 0.5)
-        {
-            // Special case: call sqrt directly.
-            Expressions args;
-            args.setDim(1);
-            args[0] = e1;
-            e = eval_builtin(loc, BUILTINsqrt, &args);
-            if (!e)
-                e = EXP_CANT_INTERPRET;
-        }
         else
             e = EXP_CANT_INTERPRET;
     }

diff --git a/test/runnable/constfold.d b/test/runnable/constfold.d
@@ -3,7 +3,7 @@
 static assert(__LINE__ == 3); // fails as __LINE__ is 2
 
 import std.stdio;
-import std.math : signbit;
+import std.math : signbit, sqrt;
 
 
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