Dirk Eddelbuettel <[EMAIL PROTECTED]> writes:
> /bin/sh ../libtool --tag=CC --mode=compile gcc -DHAVE_CONFIG_H
> -I. -I.. -I.. -I.. -mieee -mfp-rounding-mode=d -Wall -pipe -fexceptions
> -D_REENTRANT -g -O3 -mieee -c -o minmax.lo minmax.c
> gcc -DHAVE_CONFIG_H -I. -I.. -I.. -I.. -mieee -mfp-rounding-mode=d -Wall
> -pipe -fexceptions -D_REENTRANT -g -O3 -mieee -c minmax.c -fPIC -DPIC -o
> .libs/minmax.o
> minmax_source.c: In function 'gsl_vector_long_double_max':
> minmax_source.c:43: internal compiler error: in iv_analyze_expr, at
> loop-iv.c:911
> Please submit a full bug report,
I can reproduce this with 4.2.1-5 and 4.3.0 20070829. Test case:
long double f(long double *data, long n) {
long double max = 0;
long i;
for (i = 0; i < n; i++) {
if (data[i])
max = 1;
}
return max;
}
fails at -O3, OK at -O2.
--
Falk
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