Fixed compiler warnings

1 files changed, 5 insertions, 5 deletions

diff --git a/printf.cpp b/printf.cpp
index 22831d0..5eb8840 100644
--- a/printf.cpp
+++ b/printf.cpp
@@ -85,7 +85,7 @@ static inline unsigned int _atoi(const char** str)
 {

   unsigned int i = 0U;

   while (_is_digit(**str)) {

-    i = i * 10U + *((*str)++) - '0';

+    i = i * 10U + (unsigned int)(*((*str)++) - '0');

   }

   return i;

 }

@@ -197,8 +197,8 @@ static size_t _ftoa(double value, char* buffer, size_t maxlen, unsigned int prec
   const double thres_max = (double)0x7FFFFFFF;

 

   char buf[FTOA_BUFFER_SIZE];

-  size_t len = 0U;

-  double diff = 0.0;

+  size_t len  = 0U;

+  double diff = 0;

 

   // powers of 10

   static const double pow10[] = { 1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000 };

@@ -225,7 +225,7 @@ static size_t _ftoa(double value, char* buffer, size_t maxlen, unsigned int prec
 

   if (diff > 0.5) {

     ++frac;

-    // handle rollover, e.g.  case 0.99 with prec 1 is 1.0

+    // handle rollover, e.g. case 0.99 with prec 1 is 1.0

     if (frac >= pow10[prec]) {

       frac = 0;

       ++whole;

@@ -479,7 +479,7 @@ static size_t vsnprintf(char* buffer, size_t buffer_len, const char* format, va_
           }

         }

         // char output

-        buffer[idx++] = va_arg(va, char);

+        buffer[idx++] = (char)va_arg(va, int);

         // post padding

         if (flags & FLAGS_LEFT) {

           while ((idx < buffer_len) && (l++ < width)) {