diff options
Diffstat (limited to 'src/parsing.h')
| -rw-r--r-- | src/parsing.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/parsing.h b/src/parsing.h index 06797cf54..c6a3b8a83 100644 --- a/src/parsing.h +++ b/src/parsing.h @@ -126,6 +126,7 @@ inline Expression* parseConst(cashew::IString s, Type type, MixedArena& allocato if (modifier) { std::istringstream istr(modifier); istr >> std::hex >> pattern; + if (istr.fail()) throw ParseException("invalid f32 format"); pattern |= 0x7f800000U; } else { pattern = 0x7fc00000U; @@ -140,6 +141,7 @@ inline Expression* parseConst(cashew::IString s, Type type, MixedArena& allocato if (modifier) { std::istringstream istr(modifier); istr >> std::hex >> pattern; + if (istr.fail()) throw ParseException("invalid f64 format"); pattern |= 0x7ff0000000000000ULL; } else { pattern = 0x7ff8000000000000UL; @@ -172,11 +174,13 @@ inline Expression* parseConst(cashew::IString s, Type type, MixedArena& allocato std::istringstream istr(str); uint32_t temp; istr >> std::hex >> temp; + if (istr.fail()) throw ParseException("invalid i32 format"); ret->value = Literal(negative ? -temp : temp); } else { std::istringstream istr(str[0] == '-' ? str + 1 : str); uint32_t temp; istr >> temp; + if (istr.fail()) throw ParseException("invalid i32 format"); ret->value = Literal(str[0] == '-' ? -temp : temp); } break; @@ -188,11 +192,13 @@ inline Expression* parseConst(cashew::IString s, Type type, MixedArena& allocato std::istringstream istr(str); uint64_t temp; istr >> std::hex >> temp; + if (istr.fail()) throw ParseException("invalid i64 format"); ret->value = Literal(negative ? -temp : temp); } else { std::istringstream istr(str[0] == '-' ? str + 1 : str); uint64_t temp; istr >> temp; + if (istr.fail()) throw ParseException("invalid i64 format"); ret->value = Literal(str[0] == '-' ? -temp : temp); } break; |