t3432: test rebase fast-forward behavior

diff --git a/sh-i18n--envsubst.c b/sh-i18n--envsubst.c
index cecfdd36c7e696dce6188aea3398fbe8857d798b..e7430b9aa8ecf136a7d625ee059822e1e1a74b26 100644 (file)
--- a/sh-i18n--envsubst.c
+++ b/sh-i18n--envsubst.c
@@ -249,7 +249,7 @@ sorted_string_list_member (const string_list_ty *slp, const char *s)
        {
          /* Here we know that if s is in the list, it is at an index j
             with j1 <= j < j2.  */
-         size_t j = (j1 + j2) >> 1;
+         size_t j = j1 + ((j2 - j1) >> 1);
          int result = strcmp (slp->item[j], s);
 
          if (result > 0)