parsers.c: avoid implicit conversion loses integer precision warning
This warning is raised by Apple LLVM version 6.0 (clang-600.0.57)
(based on LLVM 3.5svn) and was introduced in
670aaee7931c
--- a/mercurial/parsers.c Fri Apr 03 14:41:18 2015 -0700
+++ b/mercurial/parsers.c Sat Apr 04 11:27:15 2015 +0200
@@ -189,7 +189,7 @@
&PyFunction_Type, &normcase_fallback))
goto quit;
- spec = PyInt_AS_LONG(spec_obj);
+ spec = (int)PyInt_AS_LONG(spec_obj);
switch (spec) {
case NORMCASE_LOWER:
table = lowertable;