Adds output regarding inefficient copy instructions to "printdelta".

Adds crude inefficiency check to xd3_smatch(), preventing 4-byte matches
if (here-addr) >= 2^14 and 5-byte matches if (here-addr) >= 2^21.

Nice improvement.

1 files changed, 7 insertions, 2 deletions

diff --git a/xdelta3/Makefile b/xdelta3/Makefile
index 19afc42..9c8b79e 100644
--- a/xdelta3/Makefile
+++ b/xdelta3/Makefile
@@ -218,8 +218,13 @@ xdelta3-everything: $(SOURCES)
                                         -DXD3_DEBUG=1 -lm
 
 xdelta3-Opg: $(SOURCES)
-        $(CC) -pg -g -O -Wall -Wshadow xdelta3.c -o xdelta3-Opg -DXD3_MAIN=1 \
-                -DSECONDARY_DJW=1 -DSECONDARY_FGK=1 -DXD3_POSIX=1 -DXD3_USE_LARGEFILE64=1 -DREGRESSION_TEST=1
+        $(CC) -pg -g -O3 -fno-builtin -Wall -Wshadow xdelta3.c -o xdelta3-Opg \
+                -DXD3_MAIN=1 \
+                -DSECONDARY_DJW=1 \
+                -DSECONDARY_FGK=1 \
+                -DXD3_POSIX=1 \
+                -DXD3_USE_LARGEFILE64=1 \
+                -DREGRESSION_TEST=1
 
 xdelta3-nosec.o: $(SOURCES)
         $(CC) -O2 -Wall -Wshadow -c xdelta3.c -DSECONDARY_FGK=0 -DSECONDARY_DJW=0 -o xdelta3-nosec.o