Improve dead code elimination

examples/examples.mk

@@ -28,11 +28,7 @@ EXAMPLES_COMS =							\
 	$(EXAMPLES_MAINS_C:%.c=o/$(MODE)/%.com)			\
 	$(EXAMPLES_MAINS_CC:%.cc=o/$(MODE)/%.com)
 
-EXAMPLES_ELFS =							\
-	$(EXAMPLES_OBJS:%.o=%.elf)
-
 EXAMPLES_BINS =							\
-	$(EXAMPLES_ELFS)					\
 	$(EXAMPLES_COMS)					\
 	$(EXAMPLES_COMS:%=%.dbg)
 
@@ -98,21 +94,6 @@ o/$(MODE)/examples/%.com.dbg:					\
 		$(APE)
 	@$(APELINK)
 
-o/$(MODE)/examples/%.elf:					\
-		$(EXAMPLES_DEPS)				\
-		$(THIRD_PARTY_DUKTAPE)				\
-		o/$(MODE)/examples/%.o				\
-		$(CRT)						\
-		$(ELF)
-	@$(ELFLINK)
-
-o/$(MODE)/examples/tiny-raw-linux-tutorial.elf:			\
-		o/$(MODE)/examples/tiny-raw-linux-tutorial.o	\
-		$(ELF)
-	@$(ELFLINK) -N -z max-page-size=0x10
-
-$(EXAMPLES_OBJS): examples/examples.mk
-
 o/$(MODE)/examples/hellojs.com.dbg:				\
 		$(EXAMPLES_DEPS)				\
 		$(THIRD_PARTY_DUKTAPE)				\
@@ -144,6 +125,8 @@ o/$(MODE)/examples/nesemu1.com.dbg:				\
 		$(APE)
 	@$(APELINK)
 
+$(EXAMPLES_OBJS): examples/examples.mk
+
 usr/share/dict/words: usr/share/dict/words.gz
 	@$(MKDIR) $(dir $@)
 	@$(GZ) $(ZFLAGS) -d <$< >$@

examples/kilo.c

@@ -1378,7 +1378,6 @@ void initEditor(void) {
 }
 
 int main(int argc, char **argv) {
-  showcrashreports();
   if (argc != 2) {
     fprintf(stderr, "Usage: kilo <filename>\n");
     exit(1);

examples/printargs.c

@@ -7,7 +7,6 @@
 │   • http://creativecommons.org/publicdomain/zero/1.0/            │
 ╚─────────────────────────────────────────────────────────────────*/
 #endif
-#include "libc/bits/progn.internal.h"
 #include "libc/log/log.h"
 #include "libc/macros.h"
 #include "libc/runtime/runtime.h"
@@ -66,11 +65,10 @@ int main(int argc, char *argv[], char **envp) {
   for (i = 0; i < ARRAYLEN(kAuxiliaryValues); ++i) {
     key = *kAuxiliaryValues[i].id;
     val = getauxval(key);
-    printf(PROGN(stpcpy(stpcpy(stpcpy(fmt, "%16s[%p] = "),
-                               kAuxiliaryValues[i].fmt),
-                        "  # %s\n"),
-                 fmt),
-           kAuxiliaryValues[i].name, key, val, kAuxiliaryValues[i].description);
+    stpcpy(stpcpy(stpcpy(fmt, "%16s[%p] = "), kAuxiliaryValues[i].fmt),
+           "  # %s\n");
+    printf(fmt, kAuxiliaryValues[i].name, key, val,
+           kAuxiliaryValues[i].description);
   }
   printf("\nSpecial Directories:\n");
   printf(" ☼ kTmpPath = %`'s\n", kTmpPath);