Print.print optimization. Closes #1760

Federico Fissore · Federico Fissore · commit 88a2ca18fd95 · 2013-12-23T11:50:39.000+01:00
diff --git a/hardware/arduino/avr/cores/arduino/Print.cpp b/hardware/arduino/avr/cores/arduino/Print.cpp
@@ -53,11 +53,7 @@ size_t Print::print(const __FlashStringHelper *ifsh)
 
 size_t Print::print(const String &s)
 {
-  size_t n = 0;
-  for (uint16_t i = 0; i < s.length(); i++) {
-    n += write(s[i]);
-  }
-  return n;
+  return write(reinterpret_cast<const uint8_t*>(s.c_str()), s.length());
 }
 
 size_t Print::print(const char str[])

Original file line number	Diff line number	Diff line change
`@@ -53,11 +53,7 @@ size_t Print::print(const __FlashStringHelper *ifsh)`
`53`	`53`
`54`	`54`	`size_t Print::print(const String &s)`
`55`	`55`	`{`
`56`		`- size_t n = 0;`
`57`		`- for (uint16_t i = 0; i < s.length(); i++) {`
`58`		`- n += write(s[i]);`
`59`		`- }`
`60`		`- return n;`
	`56`	`+ return write(reinterpret_cast<const uint8_t*>(s.c_str()), s.length());`
`61`	`57`	`}`
`62`	`58`
`63`	`59`	`size_t Print::print(const char str[])`