[Bug bootstrap/45381] [4.6 Regression] Bootstrap failure for powerpc-apple-darwin9: error: AltiVec argument passed to unprototyped function

["dominiq at lps dot ens.fr" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45381

--- Comment #14 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-02-15 21:06:59 UTC ---
Note that I did not have any problem to compile libcpp/lex.c on
powerpc-apple-darwin8 with
gcc version 4.0.1 (Apple Computer, Inc. build 5370):

...
gcc  -I../../work/libcpp -I. -I../../work/libcpp/../include
-I../../work/libcpp/include -I/sw/include -g -fkeep-inline-functions -W -Wall
-Wwrite-strings -Wmissing-format-attribute -Wstrict-prototypes
-Wmissing-prototypes -Wold-style-definition -pedantic -Wno-long-long 
-I../../work/libcpp -I. -I../../work/libcpp/../include
-I../../work/libcpp/include -I/sw/include -c -o lex.o -MT lex.o -MMD -MP -MF
.deps/lex.Tpo ../../work/libcpp/lex.c
...
/opt/gcc/build/./prev-gcc/xgcc -B/opt/gcc/build/./prev-gcc/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin8/bin/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin8/bin/
-B/opt/gcc/gcc4.6w/powerpc-apple-darwin8/lib/ -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin8/include -isystem
/opt/gcc/gcc4.6w/powerpc-apple-darwin8/sys-include     -I../../work/libcpp -I.
-I../../work/libcpp/../include -I../../work/libcpp/include -I/sw/include -g -O2
-mdynamic-no-pic -gtoggle -W -Wall -Wwrite-strings -Wmissing-format-attribute
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -Wc++-compat
-pedantic -Wno-long-long -Werror -I../../work/libcpp -I.
-I../../work/libcpp/../include -I../../work/libcpp/include -I/sw/include -c -o
lex.o -MT lex.o -MMD -MP -MF .deps/lex.Tpo ../../work/libcpp/lex.c