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| author | Joseph Myers <jsm28@cam.ac.uk> | 2000-08-08 09:23:31 +0100 |
|---|---|---|
| committer | Joseph Myers <jsm28@gcc.gnu.org> | 2000-08-08 09:23:31 +0100 |
| commit | 43d1e05928a16e48e017625e8dad6aeca2a31282 (patch) | |
| tree | 47882cf65efdea22f41931efaa28770890ac5197 /gcc/c-lex.c | |
| parent | 2c58a147178958f7d58f570cd3cac743a4d969d5 (diff) | |
| download | gcc-43d1e05928a16e48e017625e8dad6aeca2a31282.zip gcc-43d1e05928a16e48e017625e8dad6aeca2a31282.tar.gz gcc-43d1e05928a16e48e017625e8dad6aeca2a31282.tar.bz2 | |
c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
* c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
testsuite:
* gcc.dg/noncompile/const-ll-1.c: New test.
From-SVN: r35563
Diffstat (limited to 'gcc/c-lex.c')
| -rw-r--r-- | gcc/c-lex.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/c-lex.c b/gcc/c-lex.c index 616ecbe..e0137e3 100644 --- a/gcc/c-lex.c +++ b/gcc/c-lex.c @@ -1762,6 +1762,7 @@ yylex () int spec_unsigned = 0; int spec_long = 0; int spec_long_long = 0; + int suffix_lu = 0; int spec_imag = 0; int warn = 0, i; @@ -1773,6 +1774,8 @@ yylex () if (spec_unsigned) error ("two `u's in integer constant"); spec_unsigned = 1; + if (spec_long) + suffix_lu = 1; } else if (c == 'l' || c == 'L') { @@ -1780,12 +1783,16 @@ yylex () { if (spec_long_long) error ("three `l's in integer constant"); + else if (suffix_lu) + error ("`LUL' is not a valid integer suffix"); + else if (c != spec_long) + error ("`Ll' and `lL' are not valid integer suffixes"); else if (pedantic && ! flag_isoc99 && ! in_system_header && warn_long_long) pedwarn ("ANSI C forbids long long integer constants"); spec_long_long = 1; } - spec_long = 1; + spec_long = c; } else if (c == 'i' || c == 'j' || c == 'I' || c == 'J') { |