Re: make 3.81 cannot build gcc 4.x.y

[Paul D. Smith]

%% $,1(4(U(Y(b(U(`(B $,1(0([(U(Z(a(P(](T(`(B $,1(2(P([(U(`(X(B 
$,1(U(R(X(g(B <address@hidden> writes:

  n> Makefile:

  n> multilib.out: maybe-all-gcc
  n>         @r=`${PWD_COMMAND}`; export r; \
  n>         echo "Checking multilib configuration..."; \
  n>         $(CC_FOR_TARGET) --print-multi-lib > multilib.tmp 2> /dev/null ; \
  n>         $(SHELL) $(srcdir)/move-if-change multilib.tmp multilib.out ; \

  n> after change to:

  n> multilib.out: maybe-all-gcc
  n>         @r=`${PWD_COMMAND}`; export r; \
  n>         echo "Checking multilib configuration..."; \
  n>         $(CC_FOR_TARGET) --print-multi-lib > multilib.tmp 2> /dev/null ; \
  n>         $(SHELL) $(srcdir)/move-if-change multilib.tmp multilib.out

  n> it work fine for me!

Yes, this is a result of the change to backslash/newline handling in GNU
make 3.81.  The new version obeys POSIX requirements and preserves the
backslash/newline pair in the script sent to the shell.  See the NEWS file.

I'm not 100% sure why that's a syntax error, but...

  n> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27023

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 Paul D. Smith <address@hidden>          Find some GNU make tips at:
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