diff --git a/patches/gcc/12.1.0/libcpp-files.c.patch b/patches/gcc/12.1.0/libcpp-files.c.patch
deleted file mode 100644
index ab2b1f1..0000000
--- a/patches/gcc/12.1.0/libcpp-files.c.patch
+++ /dev/null
@@ -1,18 +0,0 @@
---- libcpp/files.c.bak	2022-04-26 16:05:45.106981389 +1000
-+++ libcpp/files.c	2022-04-26 16:08:09.492877252 +1000
-@@ -742,11 +742,14 @@
-     cpp_error_at (pfile, CPP_DL_WARNING, loc,
- 	       "%s is shorter than expected", file->path);
- 
-+  off_t ot = (off_t) &file->st.st_size;
-   file->buffer = _cpp_convert_input (pfile,
- 				     CPP_OPTION (pfile, input_charset),
- 				     buf, size + 16, total,
- 				     &file->buffer_start,
--				     &file->st.st_size);
-+				     &ot);
-+
-+  file->st.st_size = ot;
-   file->buffer_valid = true;
- 
-   return true;
diff --git a/patches/gcc/12.1.0/libcpp-macro.c.patch b/patches/gcc/12.1.0/libcpp-macro.c.patch
deleted file mode 100644
index 18a8a9b..0000000
--- a/patches/gcc/12.1.0/libcpp-macro.c.patch
+++ /dev/null
@@ -1,13 +0,0 @@
---- libcpp/macro.c.bak	2022-04-26 16:10:45.030907031 +1000
-+++ libcpp/macro.c	2022-04-26 16:16:10.791129868 +1000
-@@ -509,6 +509,10 @@
- 		struct stat *st = _cpp_get_file_stat (file);
- 		if (st)
- 		  tb = localtime (&st->st_mtime);
-+		if (st) {
-+		    const time_t mtime = (const time_t) st->st_mtime;
-+		    tb = localtime (&mtime);
-+		}
- 		if (tb)
- 		  {
- 		    char *str = asctime (tb);