1 files changed, 18 insertions, 0 deletions
diff --git a/sci-libs/plplot/files/plplot-5.15.0-configure-clang16.patch b/sci-libs/plplot/files/plplot-5.15.0-configure-clang16.patch
new file mode 100644
index 0000000..1f72da2
--- /dev/null
+++ b/sci-libs/plplot/files/plplot-5.15.0-configure-clang16.patch
@@ -0,0 +1,18 @@
+https://bugs.gentoo.org/898258
+https://sourceforge.net/p/plplot/patches/37/
+
+Avoid implicitly declaring exit.  Future compilers will not support
+implicit function declarations, so this cmake probe will always fail.
+
+--- a/cmake/modules/TestForHighBitCharacters.c
++++ b/cmake/modules/TestForHighBitCharacters.c
+@@ -17,6 +17,6 @@ int
+    int i;
+    for (i = 0; i < 256; i++)
+      if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i))
+-       exit(1);
+-   exit (0);
++       return 1;
++   return 0;
+ }
+