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Fix error: reinterpret_cast from 'const __FlashStringHelper *' (aka 'const __attribute__((address_space(1))) char *') to 'const char *' is not allowed when compiling with Clang #524

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Fix error: reinterpret_cast from 'const __FlashStringHelper *' (aka 'const __attribute__((address_space(1))) char *') to 'const char *' is not allowed when compiling with Clang #524

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4 changes: 4 additions & 0 deletions cores/arduino/Print.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,11 @@ size_t Print::write(const uint8_t *buffer, size_t size)

size_t Print::print(const __FlashStringHelper *ifsh)
{
#if defined(__clang__)
PGM_P p = (PGM_P)(ifsh);
#else
PGM_P p = reinterpret_cast<PGM_P>(ifsh);
#endif
size_t n = 0;
while (1) {
unsigned char c = pgm_read_byte(p++);
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