From 4163f47e09bea05b2570d655c30c1d2a610ce7af Mon Sep 17 00:00:00 2001 From: van Hauser Date: Tue, 4 Aug 2020 13:54:13 +0200 Subject: fix example --- llvm_mode/afl-llvm-rt.o.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'llvm_mode') diff --git a/llvm_mode/afl-llvm-rt.o.c b/llvm_mode/afl-llvm-rt.o.c index 88abcbe0..fcacc675 100644 --- a/llvm_mode/afl-llvm-rt.o.c +++ b/llvm_mode/afl-llvm-rt.o.c @@ -876,9 +876,13 @@ void __sanitizer_cov_trace_pc_guard(uint32_t *guard) { if (bt_size > 0) { char **bt_syms = backtrace_symbols(bt, bt_size); - if (bt_syms) + if (bt_syms) { + fprintf(stderr, "DEBUG: edge=%u caller=%s\n", unstable[idx], bt_syms[0]); + free(bt_syms); + + } } -- cgit v1.2.3 From f30ca1476c2d4d08d46fe9657ad4aa1d828eb578 Mon Sep 17 00:00:00 2001 From: van Hauser Date: Wed, 5 Aug 2020 11:17:15 +0200 Subject: fix short write --- llvm_mode/afl-clang-fast.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'llvm_mode') diff --git a/llvm_mode/afl-clang-fast.c b/llvm_mode/afl-clang-fast.c index 16f2c9c0..3038df30 100644 --- a/llvm_mode/afl-clang-fast.c +++ b/llvm_mode/afl-clang-fast.c @@ -161,8 +161,8 @@ static void find_obj(u8 *argv0) { static void edit_params(u32 argc, char **argv, char **envp) { - u8 fortify_set = 0, asan_set = 0, x_set = 0, bit_mode = 0, - preprocessor_only = 0; + u8 fortify_set = 0, asan_set = 0, x_set = 0, bit_mode = 0, + preprocessor_only = 0; u8 have_pic = 0; u8 *name; @@ -400,7 +400,7 @@ static void edit_params(u32 argc, char **argv, char **envp) { if (lto_mode && !strncmp(cur, "-fuse-ld=", 9)) continue; if (lto_mode && !strncmp(cur, "--ld-path=", 10)) continue; - + if (!strcmp(cur, "-E")) preprocessor_only = 1; cc_params[cc_par_cnt++] = cur; @@ -566,8 +566,9 @@ static void edit_params(u32 argc, char **argv, char **envp) { cc_params[cc_par_cnt++] = "none"; } - + if (preprocessor_only) { + /* In the preprocessor_only case (-E), we are not actually compiling at all but requesting the compiler to output preprocessed sources only. We must not add the runtime in this case because the compiler will @@ -575,6 +576,7 @@ static void edit_params(u32 argc, char **argv, char **envp) { systems that rely on a separate source preprocessing step. */ cc_params[cc_par_cnt] = NULL; return; + } #ifndef __ANDROID__ -- cgit v1.2.3