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[Bug middle-end/23599] [4.0 Regression] Flag -fstrict-aliasing corrupts iterators
- From: "leopardi at bigpond dot net dot au" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Aug 2005 03:36:33 -0000
- Subject: [Bug middle-end/23599] [4.0 Regression] Flag -fstrict-aliasing corrupts iterators
- References: <20050828013346.23599.leopardi@bigpond.net.au>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From leopardi at bigpond dot net dot au 2005-08-28 03:36 -------
A short history of this bug:
This bug was originally discussed on gcc-help in May:
g++ 4.0.0: hash_map hangs when compiled with -O3 on AMD64
http://gcc.gnu.org/ml/gcc-help/2005-05/msg00030.html
http://gcc.gnu.org/ml/gcc-help/2005-05/msg00087.html
I then asked for help in creating a small test case:
Need help creating a small test case for g++ 4.0.0 bug
http://gcc.gnu.org/ml/gcc/2005-05/msg00662.html
http://gcc.gnu.org/ml/gcc/2005-08/msg00108.html
Dan Kegel suggested that I use delta:
http://gcc.gnu.org/ml/gcc/2005-08/msg00110.html
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23599