2008-10-06 04:39:30 +08:00
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#!/bin/sh
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set -ex
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if [ -z "$CC" ]; then
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2009-02-05 15:19:24 +08:00
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CC="/Developer/usr/bin/gcc-4.2"
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2008-10-06 04:39:30 +08:00
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fi
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SRCLANG=c
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MACROLIST=macro-list.txt
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CCDEFS=cc-definitions.txt
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CLANGDEFS=clang-definitions.txt
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# Gather list of macros as "NAME" = NAME.
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$CC -dM -E -x $SRCLANG /dev/null -o - | \
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grep "#define" | sort -f | sed -e "s/#define \([^ ]*\) .*/\"\1\" = \1/" > $MACROLIST
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$CC -E -x $SRCLANG $MACROLIST > $CCDEFS
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clang -E -x $SRCLANG $MACROLIST > $CLANGDEFS
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diff $CCDEFS $CLANGDEFS
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