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Re: g77/egcs-19981019 - erro for a loop with assumed length array
- To: Mako Sasaki <sasaki at tyo dot sci dot jri dot co dot jp>
- Subject: Re: g77/egcs-19981019 - erro for a loop with assumed length array
- From: Dave Love <d dot love at dl dot ac dot uk>
- Date: 23 Oct 1998 19:50:28 +0100
- Cc: egcs-bugs at cygnus dot com
- References: <199810231420.XAA14920@tnlx1.sci.jri.co.jp>
>>>>> "Mako" == Mako Sasaki <sasaki@tyo.sci.jri.co.jp> writes:
Mako> # Sorry if some othe person has reported this already.
It looks like the same problem we've already seen, but we didn't have
such a short testcase and set of conditions. I hope that makes it
easier for someone to fix. Thanks!
Mako> Conditions to cause this error are ;
Mako> (0) optimization is required.
Mako> (1) loop iteration count is not a constant.
Mako> (2) a single precision assumed-length array is referred.
Mako> ( r(n) in the case above.)
Mako> (3) result of single presision floating multiplication is promoted to double precision.