tweaks; use gnu11 now

Makefile

@@ -35,7 +35,7 @@ VST_OBJ = ${VST_CPP:%.cpp=$(BIN)/%.o}
 VST_DEF = $(VST_SDK_DIR)/public.sdk/samples/vst2.x/win/vstplug.def
 
 GENERAL_FLAGS = -Wall -Wno-unused-function -I include
-ALL_CFLAGS = $(GENERAL_FLAGS) -std=gnu99 $(CFLAGS)
+ALL_CFLAGS = $(GENERAL_FLAGS) -std=gnu11 $(CFLAGS)
 ALL_CXXFLAGS = $(GENERAL_FLAGS) $(CXXFLAGS)
 ALL_LDFLAGS = -lm $(LDFLAGS)
 
@@ -43,6 +43,8 @@ LADSPA_FLAGS =
 VST_FLAGS = -Wno-write-strings -Wno-narrowing
 VST_FLAGS += -I $(VST_SDK_DIR) -DBUILDING_DLL=1
 
+# specifying core2 as the target architecture
+# seems significantly faster, even on newer processors. ymmv.
 OPT_FLAGS = -Ofast -march=core2 -mfpmath=sse
 
 # any possibly produced files besides intermediates

util/benchtime

@@ -13,4 +13,4 @@ for i in {1..8}; do
     time "$bench" "$against"
 done 2>&1 >/dev/null | awk 'BEGIN{m=999;printf " …\033[90m"}
 {a+=$1;n++;m=$1<m?$1:m;printf " %6.3f",$1}
-END{printf "\033[0m\nmin %6.3f  —  avg %6.3f  —  total %7.3f\n",m,a/n,a}'
+END{printf "\033[0m\nmin %6.3f  —  avg %6.3f  —  sum %7.3f\n",m,a/n,a}'