Fix unused param error

Author: mleleszi

libc/src/stdlib/strfromd.cpp

@@ -28,8 +28,7 @@ LLVM_LIBC_FUNCTION(int, strfromd,
   if (section.has_conv)
     result = internal::strfromfloat_convert<double>(&writer, section);
   else
-    result = writer.write(section.raw_string); // TODO everywhere where writer
-                                               // is used, set errno and ret -1
+    result = writer.write(section.raw_string);
 
   if (result < 0)
     return result;

libc/src/time/strftime_core/strftime_main.h

@@ -36,7 +36,7 @@ int strftime_main(printf_core::Writer<write_mode> *writer,
       return result;
   }
 
-  // TODO could work similar to printf, retval is size_t in libc outer func
+  // TODO: return result struct like printf, so that size_t can be returned
   return static_cast<int>(writer->get_chars_written());
 }
 

libc/test/src/stdio/fprintf_test.cpp

@@ -93,7 +93,7 @@ TEST(LlvmLibcFPrintfTest, WriteToFile) {
 
 TEST(LlvmLibcFPrintfTest, CharsWrittenOverflow) {
   struct NoopStream {};
-  auto noop_write = [](void *cookie, const char *buf, size_t size) -> ssize_t {
+  auto noop_write = [](void *, const char *, size_t size) -> ssize_t {
     return size;
   };
 

libc/test/src/stdio/vfprintf_test.cpp

@@ -104,7 +104,7 @@ TEST(LlvmLibcVFPrintfTest, WriteToFile) {
 
 TEST(LlvmLibcVFPrintfTest, CharsWrittenOverflow) {
   struct NoopStream {};
-  auto noop_write = [](void *cookie, const char *buf, size_t size) -> ssize_t {
+  auto noop_write = [](void *, const char *, size_t size) -> ssize_t {
     return size;
   };