1 files changed, 29 insertions, 0 deletions
diff --git a/dev-vcs/cvs/files/cvs-1.12.12-mktime-x32.patch b/dev-vcs/cvs/files/cvs-1.12.12-mktime-x32.patch
new file mode 100644
index 000000000000..948fa4d7144e
--- /dev/null
+++ b/dev-vcs/cvs/files/cvs-1.12.12-mktime-x32.patch
@@ -0,0 +1,29 @@
+back port changes from upstream gnulib to make this work on x32
+
+https://bugs.gentoo.org/395641
+
+--- cvs-1.12.12/lib/mktime.c
++++ cvs-1.12.12/lib/mktime.c
+@@ -115,6 +115,13 @@
+ #define TM_YEAR_BASE 1900
+ verify (base_year_is_a_multiple_of_100, TM_YEAR_BASE % 100 == 0);
+ 
++#if INT_MAX <= LONG_MAX / 2
++typedef long int long_int;
++#else
++typedef long long int long_int;
++#endif
++verify (long_int_is_wide_enough, INT_MAX == INT_MAX * (long_int) 2 / 2);
++
+ /* Return 1 if YEAR + TM_YEAR_BASE is a leap year.  */
+ static inline int
+ leapyear (long int year)
+@@ -167,8 +174,6 @@
+ 	    int year0, int yday0, int hour0, int min0, int sec0)
+ {
+   verify (C99_integer_division, -1 / 2 == 0);
+-  verify (long_int_year_and_yday_are_wide_enough,
+-	  INT_MAX <= LONG_MAX / 2 || TIME_T_MAX <= UINT_MAX);
+ 
+   /* Compute intervening leap days correctly even if year is negative.
+      Take care to avoid integer overflow here.  */