Re: " throw logic error" abort, but print no error message out

2008/11/15 Bernd Roesch: > >>If exceptions are enabled >> __throw_logic_error will throw std::logic_error, otherwise it will >> call abort(). > > On the amigaos compiler is sjlj enabled, i see in asm debugger after > single > stepping long it call std::logic_error.but this func do nothing print. >

Re: ARM machine description: how are pool_ranges calculated

> When the offsets stored in the instructions are used, they refer to > offsets from the address of the instruction (IA) plus 8 bytes. Are the > pool_ranges also calculated from IA+8, from the address of the > instruction itself or even from the address of the following > instruction (IA+4)? > > In

Should -mfma/-mavx and -msse5/-msse4a mutually exclusive?

Hi, We are looking into Intel FMA support in gcc. For double foo (double x, double y, double z) { return x * y + z; } What should "-mfma -msse5" generate? Should -msse5 turn off -mfma and vice versa? Also I am not sure if "-mavx -msse5" or "-mavx -msse4a" make any senses. I think -mavx should

Gfortran didn't support ABS intrinsic?

Hi, all, I built the latest Lapack package which latest gfortran, and use profiling to see the hotspot, and found that the final binary spent a lot of time on the libm-2.7.so, after binary searching, i found that for the following source code(i attached the .f file): (1) source code snippets: gfo