bpo-18049: Define THREAD_STACK_SIZE for AIX to pass default recursion… · python-emscripten/cpython@f92bb6e · GitHub

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miss-islington

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aixtools

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bpo-18049: Define THREAD_STACK_SIZE for AIX to pass default recursion limit test (pythonGH-15081)

* Define THREAD_STACK_SIZE for AIX to pass default recursion limit test (cherry picked from commit 9670ce7) Co-authored-by: Michael Felt <aixtools@users.noreply.github.com>

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  • 2019-08-02-16-44-42.bpo-18049.OA4qBL.rst
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  • thread_pthread.h

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Original file line number	Diff line number	Diff line change
@@ -0,0 +1,3 @@
	1	+ Add definition of THREAD_STACK_SIZE for AIX in Python/thread_pthread.h
	2	+ The default thread stacksize caused crashes with the default recursion limit
	3	+ Patch by M Felt

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‎Python/thread_pthread.h‎

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Original file line number	Diff line number	Diff line change
@@ -47,6 +47,10 @@
47	47	#undef THREAD_STACK_SIZE
48	48	#define THREAD_STACK_SIZE 0x400000
49	49	#endif
	50	+ #if defined(_AIX) && defined(THREAD_STACK_SIZE) && THREAD_STACK_SIZE == 0
	51	+ #undef THREAD_STACK_SIZE
	52	+ #define THREAD_STACK_SIZE 0x200000
	53	+ #endif
50	54	/* for safety, ensure a viable minimum stacksize */
51	55	#define THREAD_STACK_MIN 0x8000 /* 32 KiB */
52	56	#else /* !_POSIX_THREAD_ATTR_STACKSIZE */

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