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| author | Ian Lance Taylor <ian@gcc.gnu.org> | 2012-05-07 18:53:28 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2012-05-07 18:53:28 +0000 |
| commit | 62beea506bd1a5c688e7b88457408411c8272635 (patch) | |
| tree | 7095bb5f9bbc868f8efa84c16ab0286fe5aa1fec /gcc/go | |
| parent | ca30ba74c97fac7fa2c9da54a3bc45bda11bfd2c (diff) | |
| download | gcc-62beea506bd1a5c688e7b88457408411c8272635.zip gcc-62beea506bd1a5c688e7b88457408411c8272635.tar.gz gcc-62beea506bd1a5c688e7b88457408411c8272635.tar.bz2 | |
compiler: fix an ICE when parsing 0xdie, reject token 0x123i.
The lexer used to incorrectly accept a token like 0x123i
and interpreted it as 123i. It also used to die when encountering
0xdie.
From-SVN: r187266
Diffstat (limited to 'gcc/go')
| -rw-r--r-- | gcc/go/gofrontend/lex.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/go/gofrontend/lex.cc b/gcc/go/gofrontend/lex.cc index 53618fc..5b7ce68 100644 --- a/gcc/go/gofrontend/lex.cc +++ b/gcc/go/gofrontend/lex.cc @@ -1012,7 +1012,9 @@ Lex::gather_number() } } - if (*p != '.' && *p != 'i' && !Lex::could_be_exponent(p, pend)) + // A partial token that looks like an octal literal might actually be the + // beginning of a floating-point or imaginary literal. + if (base == 16 || (*p != '.' && *p != 'i' && !Lex::could_be_exponent(p, pend))) { std::string s(pnum, p - pnum); mpz_t val; |