Skip to content

Fix stack overflow detection during ASAN build. #4642

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Fix stack overflow detection during ASAN build. #4642

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
18 changes: 18 additions & 0 deletions core/iwasm/common/wasm_runtime_common.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -7884,6 +7884,24 @@ wasm_runtime_get_module_name(wasm_module_t module)
bool
wasm_runtime_detect_native_stack_overflow(WASMExecEnv *exec_env)
{
#if defined(__has_feature)
#if __has_feature(address_sanitizer)
// ASAN build with clang++
#define BUILD_ASAN 1
#endif
#endif

#ifdef __SANITIZE_ADDRESS__
// ASAN build with g++
#define BUILD_ASAN 1
#endif

#ifdef BUILD_ASAN
// ASAN uses fake stack for local variables storage, so we can not
// properly detect stack overflow with it.
return true;
#undef BUILD_ASAN
#endif
uint8 *boundary = exec_env->native_stack_boundary;
RECORD_STACK_USAGE(exec_env, (uint8 *)&boundary);
if (boundary == NULL) {
Expand Down
Loading