# Compile FILE expecting an error, and save in the file stdout the normalized
# output.
m4_define([AT_SYNCLINES_COMPILE],
-[AT_CHECK([$CC $CFLAGS $CPPFLAGS $1 -c], 1, [], [stderr])
+[AT_CHECK([$CC $CFLAGS $CPPFLAGS -c $1 || (exit 1)], 1, [], [stderr])
# In case GCC displays column information, strip it down.
#
# input.y:4:2: #error "4" or input.y:4.2: #error "4"
AT_CHECK([[test "`cat stdout`" = 'syncline.c:1: @%:@error "1"' || exit 77]])
AT_DATA([[input.y]], [$2])
-AT_CHECK([bison input.y -o input.c])
+AT_CHECK([bison -o input.c input.y])
AT_SYNCLINES_COMPILE([input.c])
AT_CHECK([cat stdout], 0, [$3])
AT_CLEANUP