Fix Clang support

The amalgamated release is now confirmed to be working with Clang,
including its integrated assembler.

Fixes #41

test/libc/release/smoke.c

@@ -1,8 +1,8 @@
-int main() {
+int main(int argc, char *argv[]) {
   int rc;
   FILE *f;
   f = fopen("/dev/null", "w");
-  fprintf(f, "hello world\n");
+  fprintf(f, "hello world %d\n", argc);
   fclose(f);
   rc = system("exit 42");
   CHECK_NE(-1, rc);

test/libc/release/test.mk

@@ -93,6 +93,31 @@ o/$(MODE)/test/libc/release/smokeansi.com.dbg:			\
 		o/$(MODE)/ape/ape.o				\
 		o/$(MODE)/cosmopolitan.a
 
+o/$(MODE)/test/libc/release/smokeclang.com.dbg:			\
+		test/libc/release/smoke.c			\
+		o/cosmopolitan.h				\
+		o/$(MODE)/ape/ape.lds				\
+		o/$(MODE)/libc/crt/crt.o			\
+		o/$(MODE)/ape/ape.o				\
+		o/$(MODE)/cosmopolitan.a
+	@ACTION=CLANG build/compile clang			\
+		-o $@						\
+		-Os						\
+		-static						\
+		-no-pie						\
+		-fno-pie					\
+		-nostdlib					\
+		-nostdinc					\
+		-mno-red-zone					\
+		-Wl,--gc-sections				\
+		-Wl,-z,max-page-size=0x1000			\
+		-Wl,-T,o/$(MODE)/ape/ape.lds			\
+		-include o/cosmopolitan.h			\
+		test/libc/release/smoke.c			\
+		o/$(MODE)/libc/crt/crt.o			\
+		o/$(MODE)/ape/ape.o				\
+		o/$(MODE)/cosmopolitan.a
+
 .PHONY: o/$(MODE)/test/libc/release
 o/$(MODE)/test/libc/release:					\
 		o/$(MODE)/test/libc/release/smoke.com		\