Fix asan.test_asyncify_longjmp (emscripten-core#20740)

This test started failing after the compiler-rt upgrade because we started depending on the `getrlimit` syscall, and this test builds in `-sSTRICT` mode which disables `ALLOW_UNIMPLEMENTED_SYSCALLS` which means stub syscalls are not included.
sbc100 · Nov 17, 2023 · 28a09f6 · 28a09f6
1 parent da8fe5f
commit 28a09f6
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diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -520,6 +520,7 @@ jobs:
             asan.test_cubescript
             asan.test_wasm_worker_hello
             asan.test_externref_emjs_dynlink
+            asan.test_asyncify_longjmp
             lsan.test_stdio_locking
             lsan.test_dlfcn_basic
             lsan.test_pthread_create"

diff --git a/system/lib/compiler-rt/lib/asan/asan_rtl.cpp b/system/lib/compiler-rt/lib/asan/asan_rtl.cpp
@@ -447,7 +447,9 @@ static void AsanInitInternal() {
 
   ReplaceSystemMalloc();
 
+#if !SANITIZER_EMSCRIPTEN
   DisableCoreDumperIfNecessary();
+#endif
 
   InitializeShadowMemory();
 

diff --git a/system/lib/compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp b/system/lib/compiler-rt/lib/sanitizer_common/sanitizer_posix_libcdep.cpp
@@ -83,6 +83,7 @@ bool DontDumpShadowMemory(uptr addr, uptr length) {
 #endif  // MADV_DONTDUMP
 }
 
+#if !SANITIZER_EMSCRIPTEN
 static rlim_t getlim(int res) {
   rlimit rlim;
   CHECK_EQ(0, getrlimit(res, &rlim));
@@ -127,6 +128,7 @@ void SetAddressSpaceUnlimited() {
   setlim(RLIMIT_AS, RLIM_INFINITY);
   CHECK(AddressSpaceIsUnlimited());
 }
+#endif
 
 void Abort() {
 #if !SANITIZER_GO