1 files changed, 13 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/gcc/res_state-not-declared.patch b/nixpkgs/pkgs/development/compilers/gcc/res_state-not-declared.patch
new file mode 100644
index 000000000000..e970487786d0
--- /dev/null
+++ b/nixpkgs/pkgs/development/compilers/gcc/res_state-not-declared.patch
@@ -0,0 +1,13 @@
+diff --git a/libsanitizer/tsan/tsan_platform_linux.cc b/libsanitizer/tsan/tsan_platform_linux.cc
+index fe69430..49f5270 100644
+--- a/libsanitizer/tsan/tsan_platform_linux.cc
++++ b/libsanitizer/tsan/tsan_platform_linux.cc
+@@ -351,7 +351,7 @@ bool IsGlobalVar(uptr addr) {
+ // closes within glibc. The code is a pure hack.
+ int ExtractResolvFDs(void *state, int *fds, int nfd) {
+   int cnt = 0;
+-  __res_state *statp = (__res_state*)state;
++  struct __res_state *statp = (struct __res_state*)state;
+   for (int i = 0; i < MAXNS && cnt < nfd; i++) {
+     if (statp->_u._ext.nsaddrs[i] && statp->_u._ext.nssocks[i] != -1)
+       fds[cnt++] = statp->_u._ext.nssocks[i];