diff options
Diffstat (limited to 'libcpp/expr.cc')
| -rw-r--r-- | libcpp/expr.cc | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/libcpp/expr.cc b/libcpp/expr.cc index bbf21b8..6852337 100644 --- a/libcpp/expr.cc +++ b/libcpp/expr.cc @@ -99,9 +99,9 @@ interpret_float_suffix (cpp_reader *pfile, const uchar *s, size_t len) /* The following decimal float suffixes, from TR 24732:2009, TS 18661-2:2015 and C23, are supported: - df, DF - _Decimal32. - dd, DD - _Decimal64. - dl, DL - _Decimal128. + df, DF, d32, D32 - _Decimal32. + dd, DD, d64, D64 - _Decimal64. + dl, DL, d128, D128 - _Decimal128. The dN and DN suffixes for _DecimalN, and dNx and DNx for _DecimalNx, defined in TS 18661-3:2015, are not supported. @@ -253,7 +253,18 @@ interpret_float_suffix (cpp_reader *pfile, const uchar *s, size_t len) break; } return 0; - case 'd': case 'D': d++; break; + case 'd': case 'D': + if (!CPP_OPTION (pfile, cplusplus) && orig_s == s && len > 1) + { + if (s[1] == '3' && s[2] == '2' && len == 2) + return CPP_N_DFLOAT | CPP_N_SMALL; + if (s[1] == '6' && s[2] == '4' && len == 2) + return CPP_N_DFLOAT | CPP_N_MEDIUM; + if (s[1] == '1' && s[2] == '2' && len == 3 && s[3] == '8') + return CPP_N_DFLOAT | CPP_N_LARGE; + } + d++; + break; case 'l': case 'L': l++; break; case 'w': case 'W': w++; break; case 'q': case 'Q': q++; break; |