When configure is called in the build-i686-cygwin/libiberty subdir, CC is set
correctly to build gcc, but CPP is inherited as "powerpc-linux-gcc -E".
It seems like we should be setting CPP to "${CC_FOR_BUILD} -E" in all the
places where CC is set to ${CC_FOR_BUILD}.
diff -urN gcc-4.2.2-orig/Makefile.in gcc-4.2.2/Makefile.in
--- gcc-4.2.2-orig/Makefile.in 2007-11-23 14:22:43.000000000 +0100
+++ gcc-4.2.2/Makefile.in 2007-11-23 15:27:04.809090200 +0100
@@ -113,6 +113,7 @@
AS="$(AS_FOR_BUILD)"; export AS; \
CC="$(CC_FOR_BUILD)"; export CC; \
CFLAGS="$(CFLAGS_FOR_BUILD)"; export CFLAGS; \
+ CPP="$(CC_FOR_BUILD) -E "; export CPP; \
CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
CXX="$(CXX_FOR_BUILD)"; export CXX; \
CXXFLAGS="$(CXXFLAGS_FOR_BUILD)"; export CXXFLAGS; \
diff -urN gcc-4.2.2-orig/Makefile.tpl gcc-4.2.2/Makefile.tpl
--- gcc-4.2.2-orig/Makefile.tpl 2007-11-23 14:22:42.000000000 +0100
+++ gcc-4.2.2/Makefile.tpl 2007-11-23 15:26:35.574341000 +0100
@@ -116,6 +116,7 @@
AS="$(AS_FOR_BUILD)"; export AS; \
CC="$(CC_FOR_BUILD)"; export CC; \
CFLAGS="$(CFLAGS_FOR_BUILD)"; export CFLAGS; \
+ CPP="$(CC_FOR_BUILD) -E "; export CPP; \
CONFIG_SHELL="$(SHELL)"; export CONFIG_SHELL; \
CXX="$(CXX_FOR_BUILD)"; export CXX; \
CXXFLAGS="$(CXXFLAGS_FOR_BUILD)"; export CXXFLAGS; \
diff -urN gcc-4.2.2-orig/gcc/configure gcc-4.2.2/gcc/configure
--- gcc-4.2.2-orig/gcc/configure 2007-11-23 14:22:47.000000000 +0100
+++ gcc-4.2.2/gcc/configure 2007-11-23 15:26:19.136630600 +0100
@@ -12716,6 +12716,7 @@
esac
saved_CFLAGS="${CFLAGS}"
CC="${CC_FOR_BUILD}" CFLAGS="${CFLAGS_FOR_BUILD}" \
+ CPP="${CC_FOR_BUILD} -E " \
CONFIG_SITE= ${realsrcdir}/configure --cache-file=./other.cache \
--enable-languages=${enable_languages-all} \
--target=$target_alias --host=$build_alias --build=$build_alias
diff -urN gcc-4.2.2-orig/gcc/configure.ac gcc-4.2.2/gcc/configure.ac
--- gcc-4.2.2-orig/gcc/configure.ac 2007-11-23 14:22:30.000000000 +0100
+++ gcc-4.2.2/gcc/configure.ac 2007-11-23 15:26:28.355498600 +0100
@@ -1490,6 +1490,7 @@
esac
saved_CFLAGS="${CFLAGS}"
CC="${CC_FOR_BUILD}" CFLAGS="${CFLAGS_FOR_BUILD}" \
+ CPP="${CC_FOR_BUILD} -E " \
${realsrcdir}/configure \
--enable-languages=${enable_languages-all} \
--target=$target_alias --host=$build_alias --build=$build_alias
--
Summary: Wrong preprocessor called in build-i686-
cygwin/libiberty/configure
Product: gcc
Version: 4.2.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: preprocessor
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: eha at doredevelopment dot dk
GCC build triplet: i686-cygwin_nt_5.1
GCC host triplet: ppc603e-linux-gcc
GCC target triplet: ppc603e-linux-gcc
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34211
