blob: 6a8573c0c14645711369cc92461464203527cf33 [file] [log] [blame]
#!/bin/sh
set -ex
if [ -z "$CC" ]; then
CC="gcc"
fi
SRCLANG=c
MACROLIST=macro-list.txt
CCDEFS=cc-definitions.txt
CLANGDEFS=clang-definitions.txt
# Gather list of macros as "NAME" = NAME.
$CC -dM -E -x $SRCLANG /dev/null -o - | \
grep "#define" | sort -f | sed -e "s/#define \([^ ]*\) .*/\"\1\" = \1/" > $MACROLIST
$CC -E -x $SRCLANG $MACROLIST > $CCDEFS
clang -E -x $SRCLANG $MACROLIST > $CLANGDEFS
diff $CCDEFS $CLANGDEFS