diff --git a/srcpkgs/glibc/patches/build_for_i686.patch b/srcpkgs/glibc/patches/build_for_i686.patch
new file mode 100644
index 00000000000..0831ef59e9f
--- /dev/null
+++ b/srcpkgs/glibc/patches/build_for_i686.patch
@@ -0,0 +1,31 @@
+Index: sysdeps/unix/sysv/linux/i386/sysdep.h
+===================================================================
+--- sysdeps/unix/sysv/linux/i386/sysdep.h	(revision 1469)
++++ sysdeps/unix/sysv/linux/i386/sysdep.h	(working copy)
+@@ -29,6 +29,10 @@
+ #include <dl-sysdep.h>
+ #include <tls.h>
+ 
++#if defined __i686 && defined __ASSEMBLER__
++#undef __i686
++#define __i686 __i686
++#endif
+ 
+ /* For Linux we can use the system call table in the header file
+ 	/usr/include/asm/unistd.h
+Index: nptl/sysdeps/pthread/pt-initfini.c
+===================================================================
+--- nptl/sysdeps/pthread/pt-initfini.c	(revision 1469)
++++ nptl/sysdeps/pthread/pt-initfini.c	(working copy)
+@@ -45,6 +45,11 @@
+ /* Embed an #include to pull in the alignment and .end directives. */
+ asm ("\n#include \"defs.h\"");
+ 
++asm ("\n#if defined __i686 && defined __ASSEMBLER__");
++asm ("\n#undef __i686");
++asm ("\n#define __i686 __i686");
++asm ("\n#endif");
++
+ /* The initial common code ends here. */
+ asm ("\n/*@HEADER_ENDS*/");
+