66 lines
2.5 KiB
Diff
66 lines
2.5 KiB
Diff
cpp_for_target.patch
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From: Christian Prochaska <christian.prochaska@genode-labs.com>
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Fix the handling of CPP_FOR_TARGET. Without the fix, the configure script
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of libgcc tries to use the normal 'cpp' for executing preprocessor tests,
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which produces bogus results.
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---
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Makefile.def | 1 +
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Makefile.tpl | 3 +++
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configure.ac | 1 +
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3 files changed, 5 insertions(+)
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diff --git a/Makefile.def b/Makefile.def
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index 1838a21..ae2689d 100644
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--- a/Makefile.def
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+++ b/Makefile.def
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@@ -242,6 +242,7 @@ flags_to_pass = { flag= GNATMAKE ; };
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// Target tools
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flags_to_pass = { flag= AR_FOR_TARGET ; };
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flags_to_pass = { flag= AS_FOR_TARGET ; };
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+flags_to_pass = { flag= CPP_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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diff --git a/Makefile.tpl b/Makefile.tpl
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index 5cbd6e6..685756c 100644
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--- a/Makefile.tpl
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+++ b/Makefile.tpl
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@@ -275,6 +275,7 @@ BASE_TARGET_EXPORTS = \
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$(BASE_EXPORTS) \
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AR="$(AR_FOR_TARGET)"; export AR; \
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AS="$(COMPILER_AS_FOR_TARGET)"; export AS; \
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+ CPP="$(CPP_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export CPP; \
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CC="$(CC_FOR_TARGET) $(XGCC_FLAGS_FOR_TARGET) $$TFLAGS"; export CC; \
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CFLAGS="$(CFLAGS_FOR_TARGET)"; export CFLAGS; \
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CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
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@@ -478,6 +479,7 @@ do-compare3 = $(do-compare)
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AR_FOR_TARGET=@AR_FOR_TARGET@
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AS_FOR_TARGET=@AS_FOR_TARGET@
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+CPP_FOR_TARGET=$(STAGE_CC_WRAPPER) @CPP_FOR_TARGET@
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CC_FOR_TARGET=$(STAGE_CC_WRAPPER) @CC_FOR_TARGET@
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# If GCC_FOR_TARGET is not overriden on the command line, then this
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@@ -643,6 +645,7 @@ POSTSTAGE1_FLAGS_TO_PASS = \
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EXTRA_TARGET_FLAGS = \
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'AR=$$(AR_FOR_TARGET)' \
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'AS=$(COMPILER_AS_FOR_TARGET)' \
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+ 'CPP=$$(CPP_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
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'CC=$$(CC_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
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'CFLAGS=$$(CFLAGS_FOR_TARGET)' \
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'CXX=$$(CXX_FOR_TARGET) $$(XGCC_FLAGS_FOR_TARGET) $$(TFLAGS)' \
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diff --git a/configure.ac b/configure.ac
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index a44a000..b763e18 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -3114,6 +3114,7 @@ RAW_CXX_FOR_TARGET="$CXX_FOR_TARGET"
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GCC_TARGET_TOOL(ar, AR_FOR_TARGET, AR, [binutils/ar])
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GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
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+GCC_TARGET_TOOL(cpp, CPP_FOR_TARGET, CPP, [gcc/cpp -B$$r/$(HOST_SUBDIR)/gcc/])
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GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
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dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
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GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
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