diff --git a/posix/regex.c b/posix/regex.c
index 08031cecc0..4b1a6ed68e 100644
--- a/posix/regex.c
+++ b/posix/regex.c
@@ -26,10 +26,6 @@
 #  pragma GCC diagnostic ignored "-Wsuggest-attribute=pure"
 #  pragma GCC diagnostic ignored "-Wvla"
 # endif
-# if __GNUC_PREREQ (4, 3)
-#  pragma GCC diagnostic ignored "-Wold-style-definition"
-#  pragma GCC diagnostic ignored "-Wtype-limits"
-# endif
 #endif
 
 /* Make sure no one compiles this code with a C++ compiler.  */