diff --git a/hardware/arduino/avr/cores/arduino/WString.cpp b/hardware/arduino/avr/cores/arduino/WString.cpp index f2572d60883..4ccfdb2416a 100644 --- a/hardware/arduino/avr/cores/arduino/WString.cpp +++ b/hardware/arduino/avr/cores/arduino/WString.cpp @@ -19,6 +19,8 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include + #include "WString.h" /*********************************************/ @@ -108,14 +110,14 @@ String::String(unsigned long value, unsigned char base) String::String(float value, unsigned char decimalPlaces) { init(); - char buf[33]; + char buf[FLT_MAX_10_EXP + 4 + decimalPlaces]; // +4, one for: 10, -, ., \0 *this = dtostrf(value, (decimalPlaces + 2), decimalPlaces, buf); } String::String(double value, unsigned char decimalPlaces) { init(); - char buf[33]; + char buf[DBL_MAX_10_EXP + 4 + decimalPlaces]; // +4, one for: 10, -, ., \0 *this = dtostrf(value, (decimalPlaces + 2), decimalPlaces, buf); } diff --git a/hardware/arduino/sam/cores/arduino/WString.cpp b/hardware/arduino/sam/cores/arduino/WString.cpp index 71bbc07d13b..65b117db281 100644 --- a/hardware/arduino/sam/cores/arduino/WString.cpp +++ b/hardware/arduino/sam/cores/arduino/WString.cpp @@ -19,6 +19,8 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include + #include "WString.h" #include "itoa.h" #include "avr/dtostrf.h" @@ -110,14 +112,14 @@ String::String(unsigned long value, unsigned char base) String::String(float value, unsigned char decimalPlaces) { init(); - char buf[33]; + char buf[FLT_MAX_10_EXP + 4 + decimalPlaces]; // +4, one for: 10, -, ., \0 *this = dtostrf(value, (decimalPlaces + 2), decimalPlaces, buf); } String::String(double value, unsigned char decimalPlaces) { init(); - char buf[33]; + char buf[DBL_MAX_10_EXP + 4 + decimalPlaces]; // +4, one for: 10, -, ., \0 *this = dtostrf(value, (decimalPlaces + 2), decimalPlaces, buf); } pFad - Phonifier reborn

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