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| author | Ronald Oussoren <ronaldoussoren@mac.com> | 2019-08-01 05:43:07 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-08-01 05:43:07 (GMT) |
| commit | 1a057bab0f18d6ad843ce321d1d77a4819497ae4 (patch) | |
| tree | 4018de28edc28e3bcd8564de6d790b7ad4384bbb | |
| parent | ed5e8e06cbf766e89d6c58a882ee024abb5b2ed7 (diff) | |
| download | cpython-1a057bab0f18d6ad843ce321d1d77a4819497ae4.zip cpython-1a057bab0f18d6ad843ce321d1d77a4819497ae4.tar.gz cpython-1a057bab0f18d6ad843ce321d1d77a4819497ae4.tar.bz2 | |
bpo-18049: Sync thread stack size to main thread size on macOS (GH-14748)
This changeset increases the default size of the stack
for threads on macOS to the size of the stack
of the main thread and reenables the relevant
recursion test.
| -rw-r--r-- | Lib/test/test_threading.py | 2 | ||||
| -rw-r--r-- | Misc/NEWS.d/next/macOS/2019-07-13-15-58-18.bpo-18049.MklhQQ.rst | 3 | ||||
| -rw-r--r-- | Python/thread_pthread.h | 3 | ||||
| -rwxr-xr-x | configure | 2 | ||||
| -rw-r--r-- | configure.ac | 2 |
5 files changed, 9 insertions, 3 deletions
diff --git a/Lib/test/test_threading.py b/Lib/test/test_threading.py index a99b8ec..1466d25 100644 --- a/Lib/test/test_threading.py +++ b/Lib/test/test_threading.py @@ -1057,8 +1057,6 @@ class ThreadingExceptionTests(BaseTestCase): lock = threading.Lock() self.assertRaises(RuntimeError, lock.release) - @unittest.skipUnless(sys.platform == 'darwin' and test.support.python_is_optimized(), - 'test macosx problem') def test_recursion_limit(self): # Issue 9670 # test that excessive recursion within a non-main thread causes diff --git a/Misc/NEWS.d/next/macOS/2019-07-13-15-58-18.bpo-18049.MklhQQ.rst b/Misc/NEWS.d/next/macOS/2019-07-13-15-58-18.bpo-18049.MklhQQ.rst new file mode 100644 index 0000000..5af07cd --- /dev/null +++ b/Misc/NEWS.d/next/macOS/2019-07-13-15-58-18.bpo-18049.MklhQQ.rst @@ -0,0 +1,3 @@ +Increase the default stack size of threads from 5MB to 16MB on macOS, to +match the stack size of the main thread. This avoids crashes on deep recursion +in threads. diff --git a/Python/thread_pthread.h b/Python/thread_pthread.h index a36d16c..994e35b 100644 --- a/Python/thread_pthread.h +++ b/Python/thread_pthread.h @@ -40,7 +40,8 @@ */ #if defined(__APPLE__) && defined(THREAD_STACK_SIZE) && THREAD_STACK_SIZE == 0 #undef THREAD_STACK_SIZE -#define THREAD_STACK_SIZE 0x500000 +/* Note: This matches the value of -Wl,-stack_size in configure.ac */ +#define THREAD_STACK_SIZE 0x1000000 #endif #if defined(__FreeBSD__) && defined(THREAD_STACK_SIZE) && THREAD_STACK_SIZE == 0 #undef THREAD_STACK_SIZE @@ -9542,6 +9542,8 @@ then # Issue #18075: the default maximum stack size (8MBytes) is too # small for the default recursion limit. Increase the stack size # to ensure that tests don't crash + # Note: This matches the value of THREAD_STACK_SIZE in + # thread_pthread.h LINKFORSHARED="-Wl,-stack_size,1000000 $LINKFORSHARED" if test "$enable_framework" diff --git a/configure.ac b/configure.ac index b9759e1..8566d43 100644 --- a/configure.ac +++ b/configure.ac @@ -2694,6 +2694,8 @@ then # Issue #18075: the default maximum stack size (8MBytes) is too # small for the default recursion limit. Increase the stack size # to ensure that tests don't crash + # Note: This matches the value of THREAD_STACK_SIZE in + # thread_pthread.h LINKFORSHARED="-Wl,-stack_size,1000000 $LINKFORSHARED" if test "$enable_framework" |