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| author | Mark Mitchell <mark@codesourcery.com> | 2002-08-27 22:14:51 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2002-08-27 22:14:51 +0000 |
| commit | eca7f13c6953706b97f6158dcef99f0566f1fbb5 (patch) | |
| tree | ee767505882b4cd0b13a99e8d37e215ba2dcf0f5 /gcc/c-opts.c | |
| parent | c350f8c1c479aabb1bd0a58f4072381d77daca77 (diff) | |
| download | gcc-eca7f13c6953706b97f6158dcef99f0566f1fbb5.zip gcc-eca7f13c6953706b97f6158dcef99f0566f1fbb5.tar.gz gcc-eca7f13c6953706b97f6158dcef99f0566f1fbb5.tar.bz2 | |
c-common.c (warn_abi): New variable.
* c-common.c (warn_abi): New variable.
* c-common.h (warn_abi): Likewise.
* c-opts.c (COMMAND_LINE_OPTIONS): Add -Wabi.
(c_common_decode_option): Handle it.
* doc/invoke.texi:P Document -Wabi.
* class.c (layout_virtual_bases): Warn about bugs in G++ that
result in incorrect object layouts.
(layout_class_type): Likewise.
* testsuite/g++.dg/abi/bitfield5.C: New test.
* testsuite/g++.dg/abi/vbase10.C: Likewise.
From-SVN: r56618
Diffstat (limited to 'gcc/c-opts.c')
| -rw-r--r-- | gcc/c-opts.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/c-opts.c b/gcc/c-opts.c index bc3ae46..5fb8d11 100644 --- a/gcc/c-opts.c +++ b/gcc/c-opts.c @@ -124,6 +124,7 @@ static void sanitize_cpp_opts PARAMS ((void)); OPT("MQ", CL_ALL | CL_ARG, OPT_MQ) \ OPT("MT", CL_ALL | CL_ARG, OPT_MT) \ OPT("P", CL_ALL, OPT_P) \ + OPT("Wabi", CL_CXX, OPT_Wabi) \ OPT("Wall", CL_ALL, OPT_Wall) \ OPT("Wbad-function-cast", CL_C, OPT_Wbad_function_cast) \ OPT("Wcast-qual", CL_ALL, OPT_Wcast_qual) \ @@ -684,6 +685,10 @@ c_common_decode_option (argc, argv) cpp_opts->no_line_commands = 1; break; + case OPT_Wabi: + warn_abi = on; + break; + case OPT_Wall: set_Wunused (on); set_Wformat (on); |