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Re: bitmap problem in gcc 4.9.2


On 7.1.2015 06:48, vikram1729 wrote:
> Hi
> 
> While doing "make all-target-libgcc", compilation of _muldc3 (from
> libgcc2.c) is throwing sigfault. It is coming at
> gcc-4.9.2/gcc/bitmap.c::bitmap_set_bit() 
> line no 677:   bool res = (ptr->bits[word_num] & bit_val) == 0;
> Here ptr is having value 0x17 which is incorrect. And we are not able to
> recognize the problem here. Plz help.

You should try run this under GDB and produce a backtrace, then fill a
bug report at https://gcc.gnu.org/bugzilla/. Or at least produce a test
case that the GCC developpers can use to reproduce this themselves.

-- 
VZ


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