Removes unsuffixed float warnings

These warnings can only be addressed with gnu extensions.

config/gnu-warnings/4.8

@@ -9,6 +9,9 @@
 
 # warning flag added for GCC >= 4.5
 -Wstrict-overflow=5
+# This warning can only be truly addressed using the gcc extension of
+# using D to indicate doubles (e.g., 1.23D).
+-Wno-unsuffixed-float-constants
 
 # warning flags added for GCC >= 4.6
 -Wdouble-promotion

config/gnu-warnings/developer-4.8

@@ -5,7 +5,6 @@
 # the variable is never *used* before it has been initialized?
 #
 -Wjump-misses-init
--Wunsuffixed-float-constants
 
 # developer warning flag added for GCC >= 4.6
 -Wsuggest-attribute=const

config/gnu-warnings/no-developer-4.8

@@ -1,6 +1,5 @@
 # no-developer warning flag added for GCC >= 4.5
 -Wno-jump-misses-init
--Wno-unsuffixed-float-constants
 
 # no-developer warning flag added for GCC >= 4.6
 -Wno-suggest-attribute=const