aboutsummaryrefslogtreecommitdiff
path: root/gcc/cppinit.c
diff options
context:
space:
mode:
authorNeil Booth <neil@daikokuya.co.uk>2003-03-08 13:34:31 +0000
committerNeil Booth <neil@gcc.gnu.org>2003-03-08 13:34:31 +0000
commit39a91264452e0a808e8dd448196f929410541dff (patch)
treeb1463e67aa227d305406b7b3a8b46208ac5a5ab6 /gcc/cppinit.c
parent9571a6b9e83c95bdf0ccfa3dec800f22e98ac6fa (diff)
cppinit.c (cpp_finish_options): Set first_unused_line to -1.
* cppinit.c (cpp_finish_options): Set first_unused_line to -1. testsuite: * gcc.dg/cpp/Wunused.c: Update test. From-SVN: r63985
Diffstat (limited to 'gcc/cppinit.c')
-rw-r--r--gcc/cppinit.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/cppinit.c b/gcc/cppinit.c
index 76b99b0079d..5cbd87feec3 100644
--- a/gcc/cppinit.c
+++ b/gcc/cppinit.c
@@ -625,6 +625,8 @@ cpp_finish_options (pfile)
{
struct pending_option *p;
+ /* Prevent -Wunused-macros with command-line redefinitions. */
+ pfile->first_unused_line = (unsigned int) -1;
_cpp_do_file_change (pfile, LC_RENAME, _("<built-in>"), 1, 0);
init_builtins (pfile);
_cpp_do_file_change (pfile, LC_RENAME, _("<command line>"), 1, 0);