Compiling LAPACK: gfortran -O1 -g -march=athlon-xp -mfpmath=sse -c slanv2.f slanv2.f: In function 'slanv2': slanv2.f:202: error: could not split insn (insn 95 567 566 slanv2.f:78 (parallel [ (set (reg:SF 21 xmm0) (unspec:SF [ (reg:SF 26 xmm5 [123]) (const_vector:V4SF [ (const_double:SF 2147483392 [0x7fffff00] +NaN [+NaN]) (const_double:SF 0 [0x0] 0.0 [0x0.0p+0]) (const_double:SF 0 [0x0] 0.0 [0x0.0p+0]) (const_double:SF 0 [0x0] 0.0 [0x0.0p+0]) ]) (reg:SF 22 xmm1) (reg:V4SF 21 xmm0) ] 100)) (clobber (reg:V4SF 22 xmm1)) ]) 251 {*copysignsf3} (insn_list:REG_DEP_TRUE 92 (insn_list:REG_DEP_TRUE 93 (insn_list:REG_DEP_TRUE 94 (nil)))) (expr_list:REG_DEAD (reg:SF 22 xmm1) (expr_list:REG_UNUSED (reg:V4SF 22 xmm1) (nil)))) slanv2.f:202: internal compiler error: in final_scan_insn, at final.c:2501 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. make[1]: *** [slanv2.o] Error 1 make[1]: Leaving directory `/home/ig25/LAPACK/SRC' make: *** [lapacklib] Error 2 $ gfortran -v Using built-in specs. Configured with: ../gcc/configure --prefix=/home/ig25 --enable-languages=c,f95 Thread model: posix gcc version 4.0.0 20050129 (experimental)
Created attachment 8104 [details] Failing source code
Subject: Bug 19700 CVSROOT: /cvs/gcc Module name: gcc Changes by: rth@gcc.gnu.org 2005-01-30 17:48:11 Modified files: gcc : ChangeLog gcc/config/i386: i386-protos.h i386.c i386.md Log message: PR target/19700 * config/i386/i386.c (ix86_expand_copysign): New. (ix86_split_copysign_const): New. (ix86_split_copysign_var): Rename from ix86_split_copysign, rearrange op1/nmask operands. * config/i386/i386-protos.h: Update. * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign. (copysigndf3): Likewise. (copysignsf3_const, copysigndf3_const): New. (copysignsf3_var): Rename from copysignsf3, split out splitter and fix split predicate for X constraint. (copysigndf3_var): Similarly. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7331&r2=2.7332 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386-protos.h.diff?cvsroot=gcc&r1=1.129&r2=1.130 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.792&r2=1.793 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.md.diff?cvsroot=gcc&r1=1.615&r2=1.616
Subject: Bug 19700 CVSROOT: /cvs/gcc Module name: gcc Changes by: rth@gcc.gnu.org 2005-01-30 17:55:13 Added files: gcc/testsuite/gcc.c-torture/execute/ieee: copysign2.c Log message: PR 19700 testcase. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/ieee/copysign2.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
Fixed.