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Re: [PATCH] Rs6000 infrastructure cleanup (switches), revised patch #2f
- From: dominiq at lps dot ens dot fr (Dominique Dhumieres)
- To: gcc-patches at gcc dot gnu dot org
- Cc: ebotcazou at adacore dot com, meissner at linux dot vnet dot ibm dot com
- Date: Thu, 18 Oct 2012 21:08:34 +0200
- Subject: Re: [PATCH] Rs6000 infrastructure cleanup (switches), revised patch #2f
> 2012-10-17 Michael Meissner <meissner@linux.vnet.ibm.com>
>
> * config/rs6000/rs6000.opt (rs6000_isa_flags): New flag word to
> replace target_flags that gives us 63 possible switches.
> (x_rs6000_isa_flags): Save area for rs6000_isa_flags.
> (x_rs6000_isa_flags_explicit): Save area for
> ...
Bootstrap failed on powerpc-apple-darwin9 with
/opt/gcc/darwin_buildw/./prev-gcc/g++ -B/opt/gcc/darwin_buildw/./prev-gcc/ -B/opt/gcc/gcc4.8w/powerpc-apple-darwin9.8.0/bin/ -nostdinc++ -B/opt/gcc/darwin_buildw/prev-powerpc-apple-darwin9.8.0/libstdc++-v3/src/.libs -B/opt/gcc/darwin_buildw/prev-powerpc-apple-darwin9.8.0/libstdc++-v3/libsupc++/.libs -I/opt/gcc/darwin_buildw/prev-powerpc-apple-darwin9.8.0/libstdc++-v3/include/powerpc-apple-darwin9.8.0 -I/opt/gcc/darwin_buildw/prev-powerpc-apple-darwin9.8.0/libstdc++-v3/include -I/opt/gcc/work/libstdc++-v3/libsupc++ -L/opt/gcc/darwin_buildw/prev-powerpc-apple-darwin9.8.0/libstdc++-v3/src/.libs -L/opt/gcc/darwin_buildw/prev-powerpc-apple-darwin9.8.0/libstdc++-v3/libsupc++/.libs -c -g -O2 -mdynamic-no-pic -gtoggle -DIN_GCC -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common -DHAVE_CONFIG_H -I. -I. -I../../work/gcc -I../../work/gcc/. -I../../work/gcc/../include -I./../intl -I../../work/gcc/../libcpp/include -I/opt/mp/include -I../../work/gcc/../libdecnumber -I../../work/gcc/../libdecnumber/dpd -I../libdecnumber -I../../work/gcc/../libbacktrace -DCLOOG_INT_GMP -I/opt/mp/include \
../../work/gcc/config/rs6000/rs6000.c -o rs6000.o
../../work/gcc/config/rs6000/rs6000.c:1126:0: error: "MASK_STRICT_ALIGN" redefined [-Werror]
#define MASK_STRICT_ALIGN 0
^
In file included from ./tm.h:15:0,
from ../../work/gcc/config/rs6000/rs6000.c:24:
../../work/gcc/config/rs6000/rs6000.h:490:0: note: this is the location of the previous definition
#define MASK_STRICT_ALIGN OPTION_MASK_STRICT_ALIGN
^
cc1plus: all warnings being treated as errors
The following patch allowed the bootstrap to complete:
--- gcc/config/rs6000/rs6000.c 2012-10-18 00:34:51.000000000 +0200
+++ ../work/gcc/config/rs6000/rs6000.c 2012-10-18 08:55:28.000000000 +0200
@@ -1123,6 +1123,7 @@ static const struct attribute_spec rs600
#ifndef OPTION_MASK_STRICT_ALIGN
#define OPTION_MASK_STRICT_ALIGN 0
+#undef MASK_STRICT_ALIGN
#define MASK_STRICT_ALIGN 0
#endif
#ifndef TARGET_PROFILE_KERNEL
I don't know if it is the RIGHT FIX, but it worked.
TIA
Dominique