From 90ee00324077acfeec88c94f3f51a5a6ef132c89 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Mon, 18 Apr 2016 10:24:28 +0200
Subject: [PATCH] gcc: fix mingw build after closure-size merge

This may also (help to) fix also other less usual configurations.
---
 pkgs/development/compilers/gcc/builder.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/gcc/builder.sh b/pkgs/development/compilers/gcc/builder.sh
index 3190c5f5739f..5b206a63daa1 100644
--- a/pkgs/development/compilers/gcc/builder.sh
+++ b/pkgs/development/compilers/gcc/builder.sh
@@ -210,10 +210,14 @@ preInstall() {
 
 
 postInstall() {
+    mkdir -p "$lib" # some configs don't have anything to put into $lib
+
     # Move runtime libraries to $lib.
     moveToOutput "lib/lib*.so*" "$lib"
     moveToOutput "lib/lib*.la"  "$lib"
-    ln -s lib "$lib/lib64" # for *.la
+    if [ -d "$lib/lib" ]; then
+        ln -s lib "$lib/lib64" # for *.la
+    fi
     moveToOutput "share/gcc-*/python" "$lib"
 
     for i in "$lib"/lib/*.{la,py}; do