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44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
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If gcc is configured to generate i686 code or better by default (like
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when using the --with-arch=pentium3 configure option), then the __i686
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macro will always be defined automatically and thus screw up the
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compilation of some .S files.
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http://bugs.gentoo.org/131108
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http://sourceware.org/ml/libc-alpha/2006-04/msg00090.html
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2006-04-25 Mike Frysinger <vapier@gentoo.org>
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* sysdeps/i386/sysdep.h (__i686): Undefine.
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Index: glibc-2.4/sysdeps/unix/sysv/linux/i386/sysdep.h
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===================================================================
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--- glibc-2.4/sysdeps/unix/sysv/linux/i386/sysdep.h (revision 1469)
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+++ glibc-2.4/sysdeps/unix/sysv/linux/i386/sysdep.h (working copy)
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@@ -29,6 +29,10 @@
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#include <dl-sysdep.h>
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#include <tls.h>
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+#if defined __i686 && defined __ASSEMBLER__
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+#undef __i686
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+#define __i686 __i686
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+#endif
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/* For Linux we can use the system call table in the header file
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/usr/include/asm/unistd.h
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Index: glibc-2.4/nptl/sysdeps/pthread/pt-initfini.c
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===================================================================
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--- glibc-2.4/nptl/sysdeps/pthread/pt-initfini.c (revision 1469)
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+++ glibc-2.4/nptl/sysdeps/pthread/pt-initfini.c (working copy)
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@@ -45,6 +45,11 @@
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/* Embed an #include to pull in the alignment and .end directives. */
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asm ("\n#include \"defs.h\"");
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+asm ("\n#if defined __i686 && defined __ASSEMBLER__");
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+asm ("\n#undef __i686");
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+asm ("\n#define __i686 __i686");
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+asm ("\n#endif");
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+
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/* The initial common code ends here. */
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asm ("\n/*@HEADER_ENDS*/");
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