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patches/gcc/4.6.4/100-libgcc_eh.a.patch
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Mon May 05 23:29:48 2014 +0200 (2014-05-05)
changeset 3299 1ff943ae14d7
permissions -rw-r--r--
cc: add options to differentiate the need for pass-1 and pass-2

In some cases, building the core pass-1 is unneeded, as the C library
will not try to build anything when installing headers, or sill not
install anything at all.

This is for example the case for newlib, wihch does not require a core
pass-1 since it builds nothing and installs no header.

This should also be the case for newer glibc-es with newer gcc-es,
which no longer require a core pass-1, since the circular dependency
glibc <-> gcc (about TLS?) has been resolved.

Reported-by: Trevor Woerner <trevor.woerner@linaro.org>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr> 
     1 Highly inspired by:

     2   http://landley.net/hg/aboriginal/file/7e0747a665ab/sources/patches/gcc-core-libgcceh.patch

     3 

     4 diff -durN gcc-4.6.0.orig/libgcc/Makefile.in gcc-4.6.0/libgcc/Makefile.in

     5 --- gcc-4.6.0.orig/libgcc/Makefile.in	2011-01-26 05:19:58.000000000 +0100

     6 +++ gcc-4.6.0/libgcc/Makefile.in	2011-09-12 18:17:12.743718974 +0200

     7 @@ -772,8 +772,9 @@

     8  libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)

     9  endif

    10  

    11 +all: libgcc_eh.a

    12  ifeq ($(enable_shared),yes)

    13 -all: libgcc_eh.a libgcc_s$(SHLIB_EXT)

    14 +all: libgcc_s$(SHLIB_EXT)

    15  ifneq ($(LIBUNWIND),)

    16  all: libunwind$(SHLIB_EXT)

    17  endif

    18 @@ -950,10 +951,6 @@

    19  install-shared:

    20  	$(mkinstalldirs) $(DESTDIR)$(inst_libdir)

    21  

    22 -	$(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/

    23 -	chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a

    24 -	$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a

    25 -

    26  	$(subst @multilib_dir@,$(MULTIDIR),$(subst \

    27  		@shlib_base_name@,libgcc_s,$(subst \

    28  		@shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))

    29 @@ -968,6 +965,10 @@

    30  	chmod 644 $(DESTDIR)$(inst_libdir)/libgcov.a

    31  	$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcov.a

    32  

    33 +	$(INSTALL_DATA) libgcc_eh.a $(DESTDIR)$(inst_libdir)/

    34 +	chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a

    35 +	$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a

    36 +

    37  	parts="$(INSTALL_PARTS)";				\

    38  	for file in $$parts; do					\

    39  	  rm -f $(DESTDIR)$(inst_libdir)/$$file;		\
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