PR other/46020
* configure.ac (CXX_FOR_TARGET): Add -funconfigured-libstdc++-v3. * Makefile.def (CXX_FOR_TARGET): Removed from flags_to_pass. * Makefile.tpl (CXX_FOR_TARGET_FLAG_TO_PASS): New. (BASE_FLAGS_TO_PASS): Use it. * configure: Rebuilt. * Makefile.in: Rebuilt.
This commit is contained in:
Alexandre Oliva
parent
259d701321
commit
a52370396d
10
ChangeLog
10
ChangeLog
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@ -1,3 +1,13 @@
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2010-11-26 Alexandre Oliva <aoliva@redhat.com>
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PR other/46020
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* configure.ac (CXX_FOR_TARGET): Add -funconfigured-libstdc++-v3.
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* Makefile.def (CXX_FOR_TARGET): Removed from flags_to_pass.
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* Makefile.tpl (CXX_FOR_TARGET_FLAG_TO_PASS): New.
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(BASE_FLAGS_TO_PASS): Use it.
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* configure: Rebuilt.
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* Makefile.in: Rebuilt.
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2010-11-23 H.J. Lu <hongjiu.lu@intel.com>
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PR binutils/12258
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@ -282,7 +282,6 @@ flags_to_pass = { flag= AS_FOR_TARGET ; };
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flags_to_pass = { flag= CC_FOR_TARGET ; };
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flags_to_pass = { flag= CFLAGS_FOR_TARGET ; };
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flags_to_pass = { flag= CPPFLAGS_FOR_TARGET ; };
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flags_to_pass = { flag= CXX_FOR_TARGET ; };
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flags_to_pass = { flag= CXXFLAGS_FOR_TARGET ; };
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flags_to_pass = { flag= DLLTOOL_FOR_TARGET ; };
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flags_to_pass = { flag= FLAGS_FOR_TARGET ; };
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22
Makefile.in
22
Makefile.in
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@ -640,6 +640,26 @@ HOST_LIB_PATH_libelf = \
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@endif libelf
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CXX_FOR_TARGET_FLAG_TO_PASS = \
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"CXX_FOR_TARGET=$(CXX_FOR_TARGET)"
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@if target-libstdc++-v3
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# CXX_FOR_TARGET is tricky to get right for target libs that require a
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# functional C++ compiler. When we recurse, if we expand
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# CXX_FOR_TARGET before configuring libstdc++-v3, we won't get
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# libstdc++ include flags from the script. Instead, we get an
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# -funconfigured-* word, so that we'll get errors if this invalid C++
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# command line is used for anything, but also so that we can use the
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# word to decide whether or not to pass on this CXX_FOR_TARGET. If we
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# don't pass it on, sub-make will use the default definition, that
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# re-expands it at the time of use, so we'll get it right when we need
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# it. One potential exception is the expansion of CXX_FOR_TARGET
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# passed down as part of CXX within TARGET_FLAGS, but this wouldn't
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# really work, for C++ host programs can't depend on the current-stage
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# C++ target library.
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CXX_FOR_TARGET_FLAG_TO_PASS = \
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$(shell if echo "$(CXX_FOR_TARGET)" | grep " -funconfigured-" > /dev/null; then :; else echo '"CXX_FOR_TARGET=$(CXX_FOR_TARGET)"'; fi)
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@endif target-libstdc++-v3
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# Flags to pass down to all sub-makes.
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BASE_FLAGS_TO_PASS = \
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"DESTDIR=$(DESTDIR)" \
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@ -707,7 +727,6 @@ BASE_FLAGS_TO_PASS = \
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"CC_FOR_TARGET=$(CC_FOR_TARGET)" \
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"CFLAGS_FOR_TARGET=$(CFLAGS_FOR_TARGET)" \
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"CPPFLAGS_FOR_TARGET=$(CPPFLAGS_FOR_TARGET)" \
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"CXX_FOR_TARGET=$(CXX_FOR_TARGET)" \
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"CXXFLAGS_FOR_TARGET=$(CXXFLAGS_FOR_TARGET)" \
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"DLLTOOL_FOR_TARGET=$(DLLTOOL_FOR_TARGET)" \
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"FLAGS_FOR_TARGET=$(FLAGS_FOR_TARGET)" \
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@ -747,6 +766,7 @@ BASE_FLAGS_TO_PASS = \
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"STAGEfeedback_CFLAGS=$(STAGEfeedback_CFLAGS)" \
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"STAGEfeedback_CXXFLAGS=$(STAGEfeedback_CXXFLAGS)" \
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"STAGEfeedback_TFLAGS=$(STAGEfeedback_TFLAGS)" \
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$(CXX_FOR_TARGET_FLAG_TO_PASS) \
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"TFLAGS=$(TFLAGS)" \
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"CONFIG_SHELL=$(SHELL)" \
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"MAKEINFO=$(MAKEINFO) $(MAKEINFOFLAGS)"
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21
Makefile.tpl
21
Makefile.tpl
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@ -551,6 +551,26 @@ HOST_LIB_PATH_[+module+] = \
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@endif [+module+]
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[+ ENDIF lib_path +][+ ENDFOR host_modules +]
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CXX_FOR_TARGET_FLAG_TO_PASS = \
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"CXX_FOR_TARGET=$(CXX_FOR_TARGET)"
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@if target-libstdc++-v3
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# CXX_FOR_TARGET is tricky to get right for target libs that require a
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# functional C++ compiler. When we recurse, if we expand
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# CXX_FOR_TARGET before configuring libstdc++-v3, we won't get
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# libstdc++ include flags from the script. Instead, we get an
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# -funconfigured-* word, so that we'll get errors if this invalid C++
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# command line is used for anything, but also so that we can use the
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# word to decide whether or not to pass on this CXX_FOR_TARGET. If we
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# don't pass it on, sub-make will use the default definition, that
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# re-expands it at the time of use, so we'll get it right when we need
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# it. One potential exception is the expansion of CXX_FOR_TARGET
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# passed down as part of CXX within TARGET_FLAGS, but this wouldn't
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# really work, for C++ host programs can't depend on the current-stage
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# C++ target library.
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CXX_FOR_TARGET_FLAG_TO_PASS = \
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$(shell if echo "$(CXX_FOR_TARGET)" | grep " -funconfigured-" > /dev/null; then :; else echo '"CXX_FOR_TARGET=$(CXX_FOR_TARGET)"'; fi)
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@endif target-libstdc++-v3
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# Flags to pass down to all sub-makes.
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BASE_FLAGS_TO_PASS =[+ FOR flags_to_pass +][+ IF optional +] \
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"`echo '[+flag+]=$([+flag+])' | sed -e s'/[^=][^=]*=$$/XFOO=/'`"[+ ELSE optional +] \
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@ -558,6 +578,7 @@ BASE_FLAGS_TO_PASS =[+ FOR flags_to_pass +][+ IF optional +] \
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"STAGE[+id+]_CFLAGS=$(STAGE[+id+]_CFLAGS)" \
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"STAGE[+id+]_CXXFLAGS=$(STAGE[+id+]_CXXFLAGS)" \
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"STAGE[+id+]_TFLAGS=$(STAGE[+id+]_TFLAGS)"[+ ENDFOR bootstrap-stage +] \
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$(CXX_FOR_TARGET_FLAG_TO_PASS) \
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"TFLAGS=$(TFLAGS)" \
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"CONFIG_SHELL=$(SHELL)" \
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"MAKEINFO=$(MAKEINFO) $(MAKEINFOFLAGS)"
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@ -13363,7 +13363,7 @@ else
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esac
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if test $ok = yes; then
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# An in-tree tool is available and we can use it
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CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
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CXX_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: just compiled" >&5
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$as_echo "just compiled" >&6; }
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elif expr "x$CXX_FOR_TARGET" : "x/" > /dev/null; then
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@ -3236,7 +3236,7 @@ GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
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GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
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GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
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GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
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[gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
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[gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
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c++)
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GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
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[gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
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