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[Bug rtl-optimization/23478] [3.4 regression] Miscompilation due to reloading of a var that is also used in EH pad
- From: "rth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 19 Aug 2005 18:34:46 -0000
- Subject: [Bug rtl-optimization/23478] [3.4 regression] Miscompilation due to reloading of a var that is also used in EH pad
- References: <20050819110806.23478.jakub@redhat.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From rth at gcc dot gnu dot org 2005-08-19 18:34 -------
More, since you cannot insert insns on the abnormal EH edge, the fix to
caller-save needs to be of the form "don't caller-save this variable".
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23478