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| author | Zack Weinberg <zack@gcc.gnu.org> | 2001-05-10 00:07:23 +0000 |
|---|---|---|
| committer | Zack Weinberg <zack@gcc.gnu.org> | 2001-05-10 00:07:23 +0000 |
| commit | 6d4587f7359a633dc610f5d0ad95c023f672c5d9 (patch) | |
| tree | dbbe9eb784b1862db1081f71d85145cf0a696198 /gcc/cppinit.c | |
| parent | 6ebe3121aa8e693a53f4964bd9b058bf73cb54bf (diff) | |
| download | gcc-6d4587f7359a633dc610f5d0ad95c023f672c5d9.tar.gz | |
cppinit.c (cpp_post_options): Shut off macro expansion if -fpreprocessed.
* cppinit.c (cpp_post_options): Shut off macro expansion if
-fpreprocessed.
* cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
IN_I directives only if the # is in column 1 and the directive
name begins in column 2.
* cppmain.c (scan_buffer): Insert a space between # and an
identifier, when that identifier is a directive name.
* tradcpp.c (struct file_buf): Add a pointer to the next entry
in the header search path.
(enum node_type): Add T_INCLUDE_NEXT.
(directive_table): Add entry for include_next.
(do_include_next): New function.
(process_include): New routine, broken out of do_include.
(finclude): Insert 'nhd' argument, to be copied into
next_header_dir of the new buffer.
(main): Adjust to match.
* gsyslimits.h, limity.h: Un-indent #include_next.
testsuite:
* gcc.dg/cpp/direct2.c: New test.
* gcc.dg/cpp/direct2s.c: New test.
* gcc.c-torture/execute/920730-1t.c: #undef __GNUC__ at head.
From-SVN: r41932
Diffstat (limited to 'gcc/cppinit.c')
| -rw-r--r-- | gcc/cppinit.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/cppinit.c b/gcc/cppinit.c index 980cdb1df42..fc15db4451a 100644 --- a/gcc/cppinit.c +++ b/gcc/cppinit.c @@ -1716,6 +1716,11 @@ cpp_post_options (pfile) if (CPP_OPTION (pfile, user_label_prefix) == NULL) CPP_OPTION (pfile, user_label_prefix) = USER_LABEL_PREFIX; + /* Permanently disable macro expansion if we are rescanning + preprocessed text. */ + if (CPP_OPTION (pfile, preprocessed)) + pfile->state.prevent_expansion = 1; + /* We need to do this after option processing and before cpp_start_read, as cppmain.c relies on the options->no_output to set its callbacks correctly before calling cpp_start_read. */ |