------- Comment #12 from steven at gcc dot gnu dot org 2006-02-27 22:36 ------- With "GNU C version 4.1.0 20060222 (prerelease) (powerpc-unknown-linux-gnuspe)" I get a different ICE:
$ ./cc1 -O2 -fno-inline t.c foo t.c: In function 'foo': t.c:9: warning: incompatible implicit declaration of built-in function 'ldexp' Analyzing compilation unitPerforming intraprocedural optimizations Assembling functions: foo t.c: In function 'foo': t.c:12: error: unrecognizable insn: (insn 77 60 32 2 (set (subreg:DF (reg:DI 3 3 [128]) 0) (mem/u/c/i:DF (reg/f:SI 9 9 [126]) [3 S8 A64])) -1 (nil) (expr_list:REG_DEAD (reg/f:SI 9 9 [126]) (nil))) t.c:12: internal compiler error: in extract_insn, at recog.c:2084 Please submit a full bug report, with preprocessed source if appropriate. $ cat t.c void foo (long exponent, double *to) { double dto; dto = 0.0; if (!exponent) dto = ldexp (1.0, exponent); *to = dto; } -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26459