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| author | Neil Booth <neil@cat.daikokuya.demon.co.uk> | 2001-11-05 22:26:13 +0000 |
|---|---|---|
| committer | Neil Booth <neil@gcc.gnu.org> | 2001-11-05 22:26:13 +0000 |
| commit | 63d7500569483951597d95d6cf477e4526114013 (patch) | |
| tree | f0c6212de4e1011133e309e692cd9ad0e138101c /gcc/cppexp.c | |
| parent | a5356269d3d2f8c1a48184c27fdfc052934ae0c4 (diff) | |
| download | gcc-63d7500569483951597d95d6cf477e4526114013.zip gcc-63d7500569483951597d95d6cf477e4526114013.tar.gz gcc-63d7500569483951597d95d6cf477e4526114013.tar.bz2 | |
cppexp.c (lex, [...]): Update warning about defined.
* cppexp.c (lex, parse_defined): Update warning about defined.
* gcc.dg/cpp/defined.c: Update.
From-SVN: r46794
Diffstat (limited to 'gcc/cppexp.c')
| -rw-r--r-- | gcc/cppexp.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/gcc/cppexp.c b/gcc/cppexp.c index c7a00da..ac222ee 100644 --- a/gcc/cppexp.c +++ b/gcc/cppexp.c @@ -219,6 +219,7 @@ parse_defined (pfile) cpp_hashnode *node = 0; const cpp_token *token; struct op op; + cpp_context *initial_context = pfile->context; /* Don't expand macros. */ pfile->state.prevent_expansion++; @@ -259,6 +260,9 @@ parse_defined (pfile) op.op = CPP_ERROR; else { + if (pfile->context != initial_context) + cpp_warning (pfile, "this use of \"defined\" may not be portable"); + op.value = node->type == NT_MACRO; op.unsignedp = 0; op.op = CPP_NUMBER; @@ -314,12 +318,7 @@ lex (pfile, skip_evaluation) case CPP_NAME: if (token->val.node == pfile->spec_nodes.n_defined) - { - if (pfile->context->prev && CPP_PEDANTIC (pfile)) - cpp_pedwarn (pfile, "\"defined\" operator appears during macro expansion"); - - return parse_defined (pfile); - } + return parse_defined (pfile); else if (CPP_OPTION (pfile, cplusplus) && (token->val.node == pfile->spec_nodes.n_true || token->val.node == pfile->spec_nodes.n_false)) |