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| author | Richard Biener <rguenther@suse.de> | 2025-03-13 14:29:06 +0100 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2025-03-17 08:43:15 +0100 |
| commit | 8912313df87679e202f2897ec25c924a67ee8117 (patch) | |
| tree | 6d6f040dc5522e0b86e2f3fd07376611c58bc752 /gcc | |
| parent | a3ead22b42de8ddeeb869df2fa9cbdae7af5204d (diff) | |
| download | gcc-8912313df87679e202f2897ec25c924a67ee8117.zip gcc-8912313df87679e202f2897ec25c924a67ee8117.tar.gz gcc-8912313df87679e202f2897ec25c924a67ee8117.tar.bz2 | |
Add -[DU]_FORTIFY_SOURCE[=n] to DW_AT_producer
The following makes sure to record -D_FORTIFY_SOURCE=n and
-U_FORTIFY_SOURCE in the DW_AT_producer debuginfo attribute when
present on the compiler command line.
* opts.cc (gen_producer_string): Record -D and -U
with _FORTIFY_SOURCE prefix.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/opts.cc | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/gcc/opts.cc b/gcc/opts.cc index 23900c7..80c7a97 100644 --- a/gcc/opts.cc +++ b/gcc/opts.cc @@ -3831,9 +3831,7 @@ gen_command_line_string (cl_decoded_option *options, case OPT_v: case OPT_w: case OPT_L: - case OPT_D: case OPT_I: - case OPT_U: case OPT_SPECIAL_unknown: case OPT_SPECIAL_ignore: case OPT_SPECIAL_warn_removed: @@ -3869,6 +3867,18 @@ gen_command_line_string (cl_decoded_option *options, case OPT_fchecking_: /* Ignore these. */ continue; + case OPT_D: + case OPT_U: + if (startswith (options[i].arg, "_FORTIFY_SOURCE") + && (options[i].arg[sizeof ("_FORTIFY_SOURCE") - 1] == '\0' + || (options[i].opt_index == OPT_D + && options[i].arg[sizeof ("_FORTIFY_SOURCE") - 1] == '='))) + { + switches.safe_push (options[i].orig_option_with_args_text); + len += strlen (options[i].orig_option_with_args_text) + 1; + } + /* Otherwise ignore these. */ + continue; case OPT_flto_: { const char *lto_canonical = "-flto"; |