http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57220
--- Comment #9 from Daniel Krügler <daniel.kruegler at googlemail dot com> 2013-05-08 21:41:40 UTC --- (In reply to comment #8) > Well, you should us the nm tool to check for existance of a symbol. Grepping > for strings might lead you to wrong direction. My apologies, I had seen the "grep" and misinterpreted what you are asking for. I can't find the exact tool named x86_64-w64-mingw32-nm.exe, but nm.exe instead and it gave me also 0000000000000000 T __mingw_strtod > I don't see anything obviously wrong on you temp-file. The only thing I am a > bit confused about is that there seems to be a 4.7.2 directory used for crtend > object ... so it looks to me that you might be still using two different > runtimes and mixing stuff here happily. Ouch - I didn't notice that! This indeed looks like a potential candidate for the actual root of problem! > I just did a rebuild of all required stuff and I can't reproduce this issue. > The options you've shown initially have for sure nothing to do with > link-order, > or about use of libraries. Thanks very much for all your help. I will proceed tomorrow following the potential "gcc-4.7.2" path problem.