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cpplib.c (T_ELIF): Move to STDC89, not that it matters.

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* cpplib.c (T_ELIF): Move to STDC89, not that it matters.
        (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.

From-SVN: r39368
This commit is contained in:
Neil Booth 2001-01-31 07:56:07 +00:00 committed by Neil Booth
parent fd793c7a43
commit f000294dcd
2 changed files with 10 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
* cpplib.c (T_ELIF): Move to STDC89, not that it matters.
(_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
* cpphash.h (struct cpp_reader): New saved_flags.

7
gcc/cpplib.c
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@ -128,7 +128,7 @@ D(else, T_ELSE, KANDR, COND) /* 9863 */ \
D(ifndef, T_IFNDEF, KANDR, COND | IF_COND) /* 9675 */ \
D(undef, T_UNDEF, KANDR, IN_I) /* 4837 */ \
D(line, T_LINE, KANDR, IN_I) /* 2465 */ \
D(elif, T_ELIF, KANDR, COND) /* 610 */ \
D(elif, T_ELIF, STDC89, COND) /* 610 */ \
D(error, T_ERROR, STDC89, 0) /* 475 */ \
D(pragma, T_PRAGMA, STDC89, IN_I) /* 195 */ \
D(warning, T_WARNING, EXTENSION, 0) /* 22 */ \
@ -321,7 +321,10 @@ _cpp_handle_directive (pfile, indented)
conditional blocks. */
if (CPP_WTRADITIONAL (pfile))
{
if (indented && dir->origin == KANDR)
if (dir == &dtable[T_ELIF])
cpp_warning (pfile,
"suggest not using #elif in traditional C");
else if (indented && dir->origin == KANDR)
cpp_warning (pfile,
"traditional C ignores #%s with the # indented",
dir->name);