fuzzing_ccov_build_clang_12.patch (854B)
1 From 98bf90ef5ea3dd848ce7d81a662eb7499d11c91c Mon Sep 17 00:00:00 2001 2 From: Calixte Denizet <calixte.denizet@gmail.com> 3 Date: Fri, 16 Apr 2021 10:05:34 +0200 4 Subject: [PATCH] [Gcov] Don't run global destructor in ccov builds when env 5 MOZ_FUZZING_CCOV is existing 6 7 --- 8 compiler-rt/lib/profile/GCDAProfiling.c | 3 +++ 9 1 file changed, 3 insertions(+) 10 11 diff --git a/compiler-rt/lib/profile/GCDAProfiling.c b/compiler-rt/lib/profile/GCDAProfiling.c 12 index 4293e8f7b5bf..6cda4bc7601f 100644 13 --- a/compiler-rt/lib/profile/GCDAProfiling.c 14 +++ b/compiler-rt/lib/profile/GCDAProfiling.c 15 @@ -586,6 +586,9 @@ void llvm_writeout_files(void) { 16 __attribute__((destructor(100))) 17 #endif 18 static void llvm_writeout_and_clear(void) { 19 + if (getenv("MOZ_FUZZING_CCOV")) { 20 + return; 21 + } 22 llvm_writeout_files(); 23 fn_list_remove(&writeout_fn_list); 24 } 25 -- 26 2.30.2