1 1.1 christos # This BUILD_CONFIG option is a bit like bootstrap-debug, but rather 2 1.1 christos # than comparing stripped object files, it compares compiler internal 3 1.1 christos # state during stage3. Both can be used simultaneously. 4 1.1 christos 5 1.1 christos # This makes it slower than bootstrap-debug alone, for there's 6 1.1 christos # additional dumping and recompilation during stage3. 7 1.1 christos # bootstrap-debug-big can avoid the recompilation, if plenty of disk 8 1.1 christos # space is available. 9 1.1 christos 10 1.1 christos STAGE2_CFLAGS += -fcompare-debug= 11 1.1 christos STAGE3_CFLAGS += -fcompare-debug 12 1.1.1.2 christos do-compare = $(SHELL) $(srcdir)/contrib/compare-debug $$f1 $$f2 13