embed.pl - add a way to declare a parameter should be non-zero

This autogenerates the required asserts to validate a parameter is non-zero.
It uses it to replace the check in regrepeat() as a first example.

1 files changed, 2 insertions, 1 deletions

diff --git a/proto.h b/proto.h
index a834b7867c..157a25041d 100644
--- a/proto.h
+++ b/proto.h
@@ -8819,7 +8819,8 @@ STATIC I32
 S_regrepeat(pTHX_ regexp *prog, char **startposp, const regnode *p, char *loceol, regmatch_info * const reginfo, I32 max _pDEPTH)
         __attribute__warn_unused_result__;
 # define PERL_ARGS_ASSERT_REGREPEAT             \
-        assert(prog); assert(startposp); assert(p); assert(loceol); assert(reginfo)
+        assert(prog); assert(startposp); assert(p); assert(loceol); assert(reginfo); \
+        assert(max)
 
 STATIC bool
 S_regtry(pTHX_ regmatch_info *reginfo, char **startposp)