diff options
| author | ghazi <ghazi@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-11-30 23:26:37 +0000 |
|---|---|---|
| committer | ghazi <ghazi@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-11-30 23:26:37 +0000 |
| commit | cc13a10a1e9ebc15e97cf3ba939dae87f2edc77b (patch) | |
| tree | 1d2e79beb5a4999f5868fca5ed690dba7a1f2a64 /gcc/invoke.texi | |
| parent | 287e48a086ce4447a6e7fe030cba6d078341f88a (diff) | |
| download | gcc-cc13a10a1e9ebc15e97cf3ba939dae87f2edc77b.tar.gz | |
* c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
integer constant does not match the traditional type, limit the
warnings to cases where the base of the type is ten.
* invoke.texi (-Wtraditional): Document it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30730 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/invoke.texi')
| -rw-r--r-- | gcc/invoke.texi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/invoke.texi b/gcc/invoke.texi index 567c2a2f092..f1b064975c6 100644 --- a/gcc/invoke.texi +++ b/gcc/invoke.texi @@ -1692,6 +1692,12 @@ A @code{switch} statement has an operand of type @code{long}. @item A non-@code{static} function declaration follows a @code{static} one. This construct is not accepted by some traditional C compilers. + +@item +The ANSI type of an integer constant has a different width or +signedness from its traditional type. This warning is only issued if +the base of the constant is ten. I.e. hexadecimal or octal values, which +typically represent bit patterns, are not warned about. @end itemize @item -Wundef |