diff options
| -rw-r--r-- | gcc/collect2.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/gcc/collect2.c b/gcc/collect2.c index f8a5ce4..6d074a7 100644 --- a/gcc/collect2.c +++ b/gcc/collect2.c @@ -184,7 +184,8 @@ static int strip_flag; /* true if -s */ static int export_flag; /* true if -bE */ static int aix64_flag; /* true if -b64 */ static int aixrtl_flag; /* true if -brtl */ -static int aixlazy_flag; /* true if -blazy */ +static int aixlazy_flag; /* true if -blazy */ +static int visibility_flag; /* true if -fvisibility */ #endif enum lto_mode_d { @@ -1239,6 +1240,11 @@ main (int argc, char **argv) *c_ptr++ = xstrdup (q); } } +#ifdef COLLECT_EXPORT_LIST + /* Detect any invocation with -fvisibility. */ + if (strncmp (q, "-fvisibility", 12) == 0) + visibility_flag = 1; +#endif } obstack_free (&temporary_obstack, temporary_firstobj); *c_ptr++ = "-fno-profile-arcs"; @@ -2131,6 +2137,11 @@ write_c_file_stat (FILE *stream, const char *name ATTRIBUTE_UNUSED) fprintf (stream, "\t}\n"); } +#ifdef COLLECT_EXPORT_LIST + /* Set visibility of initializers to default. */ + if (visibility_flag) + fprintf (stream, "#pragma GCC visibility push(default)\n"); +#endif fprintf (stream, "void %s() {\n", initname); if (constructors.number > 0 || frames) { @@ -2163,11 +2174,24 @@ write_c_file_stat (FILE *stream, const char *name ATTRIBUTE_UNUSED) destructors.number + frames); } fprintf (stream, "}\n"); +#ifdef COLLECT_EXPORT_LIST + if (visibility_flag) + fprintf (stream, "#pragma GCC visibility pop\n"); +#endif if (shared_obj) { +#ifdef COLLECT_EXPORT_LIST + /* Set visibility of initializers to default. */ + if (visibility_flag) + fprintf (stream, "#pragma GCC visibility push(default)\n"); +#endif COLLECT_SHARED_INIT_FUNC (stream, initname); COLLECT_SHARED_FINI_FUNC (stream, fininame); +#ifdef COLLECT_EXPORT_LIST + if (visibility_flag) + fprintf (stream, "#pragma GCC visibility pop\n"); +#endif } } |