Added gcc option '-Wconversion'

No warnings for standard numerical types. Still pending alternative
numerical types.

1 files changed, 1 insertions, 1 deletions

diff --git a/makefile b/makefile
index 58b12f8e..b37fdb28 100644
--- a/makefile
+++ b/makefile
@@ -14,11 +14,11 @@ CWARNSCPP= \
         -Wdisabled-optimization \
         -Wdouble-promotion \
         -Wmissing-declarations \
+        -Wconversion \
         # the next warnings might be useful sometimes,
         # but usually they generate too much noise
         # -Werror \
         # -pedantic   # warns if we use jump tables \
-        # -Wconversion  \
         # -Wsign-conversion \
         # -Wstrict-overflow=2 \
         # -Wformat=2 \