build: move the "-c" flag into HOST_CFLAGS

On Plan 9 this flag is used to discover
constant expressions in "if" statements.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5601060

src/Make.ccmd

@@ -38,7 +38,7 @@ all: $(TARG)
 
 # Use $(PWD)/$*.c so that gdb shows full path in stack traces.
 %.$(HOST_O): %.c
-	$(HOST_CC) $(HOST_CFLAGS) -c "$(PWD)/$*.c"
+	$(HOST_CC) $(HOST_CFLAGS) "$(PWD)/$*.c"
 
 # These are used by enough different Makefiles to be
 # worth writing down in one place, even if they don't

src/Make.clib

@@ -8,7 +8,7 @@ all: $(LIB)
 
 # Use $(PWD)/$*.c so that gdb shows full path in stack traces.
 %.$(HOST_O): %.c
-	$(HOST_CC) $(HOST_CFLAGS) -c "$(PWD)/$*.c"
+	$(HOST_CC) $(HOST_CFLAGS) "$(PWD)/$*.c"
 
 $(OFILES): $(HFILES)
 

src/Make.ctool

@@ -40,7 +40,7 @@ all: $(TARG)
 
 # Use $(PWD)/$*.c so that gdb shows full path in stack traces.
 %.$(HOST_O): %.c
-	$(HOST_CC) $(HOST_CFLAGS) -c "$(PWD)/$*.c"
+	$(HOST_CC) $(HOST_CFLAGS) "$(PWD)/$*.c"
 
 # These are used by enough different Makefiles to be
 # worth writing down in one place, even if they don't

src/Make.inc

@@ -122,7 +122,7 @@ HOST_EXTRA_LDFLAGS?=
 # The -fno-common here is not necessary, but some compilers
 # on OS X seem to set it by default.  Setting it here keeps the build
 # working in that non-standard context.
-HOST_CFLAGS=-fno-common -I"$(GOROOT)/include" $(HOST_EXTRA_CFLAGS)
+HOST_CFLAGS=-c -fno-common -I"$(GOROOT)/include" $(HOST_EXTRA_CFLAGS)
 HOST_LDFLAGS=$(HOST_EXTRA_LDFLAGS)
 PWD=$(shell pwd)
 

src/cmd/5c/Makefile

@@ -31,4 +31,4 @@ LIB=\
 include ../../Make.ctool
 
 %.$O: ../cc/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. -o $@ ../cc/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. -o $@ ../cc/$*.c

src/cmd/5g/Makefile

@@ -33,4 +33,4 @@ LIB=\
 include ../../Make.ctool
 
 %.$O: ../gc/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. -o $@ ../gc/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. -o $@ ../gc/$*.c

src/cmd/5l/Makefile

@@ -40,4 +40,4 @@ enam.c: 5.out.h
 CLEANFILES+=enam.c
 
 %.$O: ../ld/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. ../ld/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. ../ld/$*.c

src/cmd/6c/Makefile

@@ -33,4 +33,4 @@ LIB=\
 include ../../Make.ctool
 
 %.$O: ../cc/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. -o $@ ../cc/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. -o $@ ../cc/$*.c

src/cmd/6g/Makefile

@@ -32,4 +32,4 @@ LIB=\
 include ../../Make.ctool
 
 %.$O: ../gc/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. -o $@ ../gc/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. -o $@ ../gc/$*.c

src/cmd/6l/Makefile

@@ -45,4 +45,4 @@ enam.c: 6.out.h
 CLEANFILES+=enam.c
 
 %.$O: ../ld/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. ../ld/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. ../ld/$*.c

src/cmd/8c/Makefile

@@ -34,4 +34,4 @@ LIB=\
 include ../../Make.ctool
 
 %.$O: ../cc/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. -o $@ ../cc/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. -o $@ ../cc/$*.c

src/cmd/8g/Makefile

@@ -33,4 +33,4 @@ LIB=\
 include ../../Make.ctool
 
 %.$O: ../gc/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. -o $@ ../gc/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. -o $@ ../gc/$*.c

src/cmd/8l/Makefile

@@ -46,4 +46,4 @@ CLEANFILES+=enam.c
 
 
 %.$O: ../ld/%.c
-	$(HOST_CC) $(HOST_CFLAGS) -c -I. ../ld/$*.c
+	$(HOST_CC) $(HOST_CFLAGS) -I. ../ld/$*.c

src/lib9/Makefile

@@ -111,12 +111,12 @@ include ../Make.clib
 GOROOT_FINAL?=$(GOROOT)
 
 %.$O: fmt/%.c
-	$(HOST_CC) -c $(HOST_CFLAGS) -DPLAN9PORT -Ifmt $<
+	$(HOST_CC) $(HOST_CFLAGS) -DPLAN9PORT -Ifmt $<
 
 %.$O: utf/%.c
-	$(HOST_CC) -c $(HOST_CFLAGS) $<
+	$(HOST_CC) $(HOST_CFLAGS) $<
 
 goos.$O: goos.c
 	GOVERSION=`../version.bash` && \
-		$(HOST_CC) -c $(HOST_CFLAGS) -DGOOS='"$(GOOS)"' -DGOARCH='"$(GOARCH)"' -DGOROOT='"$(GOROOT_FINAL)"' -DGOVERSION='"'"$$GOVERSION"'"' $<
+		$(HOST_CC) $(HOST_CFLAGS) -DGOOS='"$(GOOS)"' -DGOARCH='"$(GOARCH)"' -DGOROOT='"$(GOROOT_FINAL)"' -DGOVERSION='"'"$$GOVERSION"'"' $<