1193326Sed# This BUILD_CONFIG option is a bit like bootstrap-debug, but rather 2193326Sed# than comparing stripped object files, it compares compiler internal 3193326Sed# state during stage3. Both can be used simultaneously. 4193326Sed 5193326Sed# This makes it slower than bootstrap-debug alone, for there's 6193326Sed# additional dumping and recompilation during stage3. 7193326Sed# bootstrap-debug-big can avoid the recompilation, if plenty of disk 8193326Sed# space is available. 9193326Sed 10193326SedSTAGE2_CFLAGS += -fcompare-debug= 11193326SedSTAGE3_CFLAGS += -fcompare-debug 12193326Seddo-compare = $(SHELL) $(srcdir)/contrib/compare-debug $$f1 $$f2 13193326Sed