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| author | Richard Stallman <rms@gnu.org> | 1992-10-04 04:58:30 +0000 |
|---|---|---|
| committer | Richard Stallman <rms@gnu.org> | 1992-10-04 04:58:30 +0000 |
| commit | be63d912063987c1f714c37b7dfd76ff06133960 (patch) | |
| tree | 1d393635e770094a49169aa86108065bd0cbf217 | |
| parent | bf15a311e9a03f87ab9f9c95767c163bb700906b (diff) | |
| download | gcc-be63d912063987c1f714c37b7dfd76ff06133960.zip gcc-be63d912063987c1f714c37b7dfd76ff06133960.tar.gz gcc-be63d912063987c1f714c37b7dfd76ff06133960.tar.bz2 | |
(readescape): No warning if digits in \x are all 0's.
From-SVN: r2318
| -rw-r--r-- | gcc/c-lex.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/c-lex.c b/gcc/c-lex.c index 0e07781..bfbc920 100644 --- a/gcc/c-lex.c +++ b/gcc/c-lex.c @@ -845,6 +845,9 @@ readescape (ignore_ptr) } if (! nonnull) error ("\\x used with no following hex digits"); + else if (count == 0) + /* Digits are all 0's. Ok. */ + ; else if ((count - 1) * 4 >= TYPE_PRECISION (integer_type_node) || (count > 1 && ((1 << (TYPE_PRECISION (integer_type_node) - (count - 1) * 4)) |