suppress integer overflow warnings

* util.c: annotate as NO_SANITIZE
* bignum.c: avoid (size_t)--
* marshal.c: ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65739 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/util.c b/util.c
index ea68110527..7c83b50b8b 100644
--- a/util.c
+++ b/util.c
@@ -1541,6 +1541,7 @@ cmp(Bigint *a, Bigint *b)
     return 0;
 }
 
+NO_SANITIZE("unsigned-integer-overflow", static Bigint * diff(Bigint *a, Bigint *b));
 static Bigint *
 diff(Bigint *a, Bigint *b)
 {
@@ -2020,6 +2021,7 @@ hexnan(double *rvp, const char **sp)
 #endif /*No_Hex_NaN*/
 #endif /* INFNAN_CHECK */
 
+NO_SANITIZE("unsigned-integer-overflow", double ruby_strtod(const char *s00, char **se));
 double
 ruby_strtod(const char *s00, char **se)
 {