diff --git a/pkgs/development/compilers/gcc/10/default.nix b/pkgs/development/compilers/gcc/10/default.nix
index 1c223fa82f4a8..dbfdbb79be995 100644
--- a/pkgs/development/compilers/gcc/10/default.nix
+++ b/pkgs/development/compilers/gcc/10/default.nix
@@ -188,7 +188,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic;
+    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -268,8 +268,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableMultilib enableShared;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/11/default.nix b/pkgs/development/compilers/gcc/11/default.nix
index ca3a89af1806c..4da2ccd25afd5 100644
--- a/pkgs/development/compilers/gcc/11/default.nix
+++ b/pkgs/development/compilers/gcc/11/default.nix
@@ -196,7 +196,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic;
+    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -276,8 +276,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/12/default.nix b/pkgs/development/compilers/gcc/12/default.nix
index 6fdc31079a899..f350ee13f3051 100644
--- a/pkgs/development/compilers/gcc/12/default.nix
+++ b/pkgs/development/compilers/gcc/12/default.nix
@@ -191,7 +191,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic;
+    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -271,8 +271,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/4.8/default.nix b/pkgs/development/compilers/gcc/4.8/default.nix
index bc93d6e135857..ffccf6686f37d 100644
--- a/pkgs/development/compilers/gcc/4.8/default.nix
+++ b/pkgs/development/compilers/gcc/4.8/default.nix
@@ -195,7 +195,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform langJava langGo crossStageStatic;
+    inherit version targetPlatform hostPlatform langJava langGo crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -291,8 +291,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/4.9/default.nix b/pkgs/development/compilers/gcc/4.9/default.nix
index cc675de22549a..a51887ec54e0d 100644
--- a/pkgs/development/compilers/gcc/4.9/default.nix
+++ b/pkgs/development/compilers/gcc/4.9/default.nix
@@ -215,7 +215,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform langJava langGo crossStageStatic;
+    inherit version targetPlatform hostPlatform langJava langGo crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -310,8 +310,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/6/default.nix b/pkgs/development/compilers/gcc/6/default.nix
index d108dc11f18c1..20d09da550b0b 100644
--- a/pkgs/development/compilers/gcc/6/default.nix
+++ b/pkgs/development/compilers/gcc/6/default.nix
@@ -227,7 +227,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform gnatboot langJava langAda langGo crossStageStatic;
+    inherit version targetPlatform hostPlatform gnatboot langJava langAda langGo crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -322,8 +322,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/7/default.nix b/pkgs/development/compilers/gcc/7/default.nix
index e4e1f2038de54..d25b6489318ff 100644
--- a/pkgs/development/compilers/gcc/7/default.nix
+++ b/pkgs/development/compilers/gcc/7/default.nix
@@ -194,7 +194,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform langGo crossStageStatic;
+    inherit version targetPlatform hostPlatform langGo crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -276,8 +276,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/8/default.nix b/pkgs/development/compilers/gcc/8/default.nix
index 7e94ec61c6b7e..9f5c416e83245 100644
--- a/pkgs/development/compilers/gcc/8/default.nix
+++ b/pkgs/development/compilers/gcc/8/default.nix
@@ -177,7 +177,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform langGo crossStageStatic;
+    inherit version targetPlatform hostPlatform langGo crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -255,8 +255,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/9/default.nix b/pkgs/development/compilers/gcc/9/default.nix
index 707ead542f06b..82cb4c067a53d 100644
--- a/pkgs/development/compilers/gcc/9/default.nix
+++ b/pkgs/development/compilers/gcc/9/default.nix
@@ -190,7 +190,7 @@ stdenv.mkDerivation ({
 
   preConfigure = import ../common/pre-configure.nix {
     inherit lib;
-    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic;
+    inherit version targetPlatform hostPlatform gnatboot langAda langGo langJit crossStageStatic enableMultilib;
   };
 
   dontDisableStatic = true;
@@ -270,8 +270,6 @@ stdenv.mkDerivation ({
   enableParallelBuilding = true;
   inherit enableShared enableMultilib;
 
-  inherit (stdenv) is64bit;
-
   meta = {
     homepage = "https://gcc.gnu.org/";
     license = lib.licenses.gpl3Plus;  # runtime support libraries are typically LGPLv3+
diff --git a/pkgs/development/compilers/gcc/builder.sh b/pkgs/development/compilers/gcc/builder.sh
index a9b33d9a3e4f5..c73e9e0c10759 100644
--- a/pkgs/development/compilers/gcc/builder.sh
+++ b/pkgs/development/compilers/gcc/builder.sh
@@ -193,10 +193,15 @@ preInstall() {
     mkdir -p "$out/${targetConfig}/lib"
     mkdir -p "${!outputLib}/${targetConfig}/lib"
     # Make ‘lib64’ symlinks to ‘lib’.
-    if [ -n "$is64bit" -a -z "$enableMultilib" ]; then
+    if [ -n "$linkLib64toLib" ]; then
         ln -s lib "$out/${targetConfig}/lib64"
         ln -s lib "${!outputLib}/${targetConfig}/lib64"
     fi
+    # Make ‘lib32’ symlinks to ‘lib’.
+    if [ -n "$linkLib32toLib" ]; then
+        ln -s lib "$out/${targetConfig}/lib32"
+        ln -s lib "${!outputLib}/${targetConfig}/lib32"
+    fi
 }
 
 
diff --git a/pkgs/development/compilers/gcc/common/pre-configure.nix b/pkgs/development/compilers/gcc/common/pre-configure.nix
index 180d5f16e91f9..ae5ffe6ab0d03 100644
--- a/pkgs/development/compilers/gcc/common/pre-configure.nix
+++ b/pkgs/development/compilers/gcc/common/pre-configure.nix
@@ -5,6 +5,7 @@
 , langJit ? false
 , langGo
 , crossStageStatic
+, enableMultilib
 }:
 
 assert langJava -> lib.versionOlder version "7";
@@ -78,3 +79,17 @@ in lib.optionalString (hostPlatform.isSunOS && hostPlatform.is64bit) ''
 + lib.optionalString (targetPlatform != hostPlatform && crossStageStatic) ''
   export inhibit_libc=true
 ''
+
++ lib.optionalString (!enableMultilib && hostPlatform.is64bit && !hostPlatform.isMips64n32) ''
+  export linkLib64toLib=1
+''
+
+# On mips platforms, gcc follows the IRIX naming convention:
+#
+#  $PREFIX/lib   = mips32
+#  $PREFIX/lib32 = mips64n32
+#  $PREFIX/lib64 = mips64
+#
++ lib.optionalString (!enableMultilib && targetPlatform.isMips64n32) ''
+  export linkLib32toLib=1
+''