------- Comment #10 from pinskia at gcc dot gnu dot org 2005-11-02 15:47 ------- Here is a further reduced testase: typedef struct { union {unsigned Xl_ui;} Ul_i; union {unsigned Xl_uf;} Ul_f; } l_fp; void dolfptoa(short ndec) { l_fp work; work.Ul_f.Xl_uf = 0x535f3d8; while (ndec > 0) {
ndec--; work.Ul_i.Xl_ui = 0; work.Ul_i.Xl_ui = 0; if ((work.Ul_f.Xl_uf) & 0x80000000) (work.Ul_i.Xl_ui) |= 0x1; (work.Ul_f.Xl_uf) <<= 1; (work.Ul_i.Xl_ui) <<= 1; if ((work.Ul_f.Xl_uf) & 0x80000000) (work.Ul_i.Xl_ui) |= 0x1; (work.Ul_f.Xl_uf) <<= 1; (work.Ul_i.Xl_ui) <<= 1; if (!(work.Ul_i.Xl_ui < 10)) abort (); } } int main() { dolfptoa(6); return 0; } -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24627