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| From: | Christophe Lyon |
| Subject: | Re: [Qemu-devel] [PATCH 1/8] target-arm: Fixes for several shift instructions: VRSHL, VRSHR, VRSHRN, VSHLL, VRSRA. |
| Date: | Mon, 31 Jan 2011 19:09:43 +0100 |
| User-agent: | Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.13) Gecko/20101207 Lightning/1.0b2 Thunderbird/3.1.7 |
On 31.01.2011 17:46, Peter Maydell wrote: > On 31 January 2011 15:59, Aurelien Jarno <address@hidden> wrote: >> It seems the problems come from here, if I add --enable-debug, I am not >> able to reproduce the problem anymore. I don't understand why though. > > --enable-debug turns off optimisation (ie does not pass -O2); a number > of gcc's warnings, including this one, are only done in the dataflow analysis > pass and so will not be generated unless you have optimisation enabled. > Indeed. I have just sent another patchset which addresses this problem. Christophe.
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