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[Bug c/22127] [3.4/4.0/4.1 Regression] register window not preserved after getcontext call
- From: "akr at m17n dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Jun 2005 17:36:40 -0000
- Subject: [Bug c/22127] [3.4/4.0/4.1 Regression] register window not preserved after getcontext call
- References: <20050620163417.22127.akr@m17n.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From akr at m17n dot org 2005-06-20 17:36 -------
Although I have no Sun's Compiler, I found some pragmas about header file in SunOS:
#pragma unknown_control_flow(setjmp)
#pragma unknown_control_flow(_setjmp)
#pragma unknown_control_flow(sigsetjmp)
#pragma unknown_control_flow(getcontext)
So I guess Sun's Compiler can know getcontext is special.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22127