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improve chances to compile with lto

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This commit is contained in:
van Hauser
2020-08-01 13:56:10 +02:00
parent 593940c39a
commit 6efe51a8a7
1 changed files with 18 additions and 0 deletions
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18
llvm_mode/afl-clang-fast.c
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@ -162,6 +162,7 @@ static void find_obj(u8 *argv0) {
static void edit_params(u32 argc, char **argv, char **envp) { static void edit_params(u32 argc, char **argv, char **envp) {
u8 fortify_set = 0, asan_set = 0, x_set = 0, bit_mode = 0; u8 fortify_set = 0, asan_set = 0, x_set = 0, bit_mode = 0;
u8 have_pic = 0, have_s = 0, have_c = 0, have_shared = 0;
u8 *name; u8 *name;
cc_params = ck_alloc((argc + 128) * sizeof(u8 *)); cc_params = ck_alloc((argc + 128) * sizeof(u8 *));
@ -363,6 +364,23 @@ static void edit_params(u32 argc, char **argv, char **envp) {
} }
u32 idx;
if (lto_mode && argc > 1) {
for (idx = 1; idx < argc; idx++) {
if (!strncmp(argv[idx], "-shared", 7)) have_shared = 1;
if (!strcmp(argv[idx], "-S")) have_s = 1;
if (!strcmp(argv[idx], "-c")) have_c = 1;
if (!strncasecmp(argv[idx], "-fpic", 5)) have_pic = 1;
}
if (!have_pic) cc_params[cc_par_cnt++] = "-fPIC";
if (!have_shared && (have_s || have_c)) cc_params[cc_par_cnt++] = "-shared";
}
/* Detect stray -v calls from ./configure scripts. */ /* Detect stray -v calls from ./configure scripts. */
while (--argc) { while (--argc) {