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Subject: [Ada] Patch needed to boostrap Ada on x86_64 as of 20050628
From: Laurent GUERBY <laurent@guerby.net>
To: gcc@gcc.gnu.org
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Date: Tue, 28 Jun 2005 20:50:00 -0000
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Ada bootstraps fine without patch on x86-linux, however
on x86_64 bootstrap fail because of:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22212

The following patch is a workaround for it, it enables
a full bootstrap and only 2 additional FAIL in ACATS,
results here:

http://gcc.gnu.org/ml/gcc-testresults/2005-06/msg01693.html

Laurent

Index: gnattools/Makefile.in
===================================================================
RCS file: /cvs/gcc/gcc/gnattools/Makefile.in,v
retrieving revision 1.4
diff -u -r1.4 Makefile.in
--- gnattools/Makefile.in       30 Mar 2005 08:56:55 -0000      1.4
+++ gnattools/Makefile.in       28 Jun 2005 20:45:29 -0000
@@ -83,7 +83,7 @@
        "CC=../../xgcc -B../../" \
        "CFLAGS=$(CFLAGS) $(WARN_CFLAGS)" \
        "LDFLAGS=$(LDFLAGS)" \
-       "ADAFLAGS=$(ADAFLAGS)" \
+       "ADAFLAGS=$(ADAFLAGS) -O0" \
        "INCLUDES=$(INCLUDES_FOR_SUBDIR)" \
        "ADA_INCLUDES=-I- -I../rts $(ADA_INCLUDES_FOR_SUBDIR)"\
        "exeext=$(exeext)" \
@@ -112,7 +112,7 @@
 TOOLS_FLAGS_TO_PASS_NATIVE= \
        "CC=../../xgcc -B../../" \
        "CFLAGS=$(CFLAGS)" \
-       "ADAFLAGS=$(ADAFLAGS)" \
+       "ADAFLAGS=$(ADAFLAGS) -O0" \
        "INCLUDES=$(INCLUDES_FOR_SUBDIR)" \
        "ADA_INCLUDES=-I../rts $(ADA_INCLUDES_FOR_SUBDIR)" \
        "exeext=$(exeext)" \
Index: gcc/ada/Makefile.in
===================================================================
RCS file: /cvs/gcc/gcc/gcc/ada/Makefile.in,v
retrieving revision 1.118
diff -u -r1.118 Makefile.in
--- gcc/ada/Makefile.in 16 Jun 2005 09:00:01 -0000      1.118
+++ gcc/ada/Makefile.in 28 Jun 2005 20:45:30 -0000
@@ -1994,6 +1994,10 @@
        $(CC) -c $(ALL_ADAFLAGS) $(FORCE_DEBUG_ADAFLAGS) -O1 -fno-inline
\
              $(ADA_INCLUDES) $< $(OUTPUT_OPTION)

+a-strfix.o  : a-strfix.adb a-strfix.ads
+       $(CC) -c $(ALL_ADAFLAGS) $(FORCE_DEBUG_ADAFLAGS) -O0 \
+             $(ADA_INCLUDES) $< $(OUTPUT_OPTION)
+
 # force debugging information on s-assert.o so that it is always
 # possible to set breakpoint on assert failures.