https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68968
Dominique d'Humieres <dominiq at lps dot ens.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2015-12-18 Summary|Internal Compiler error |Internal Compiler error | |with cpp Ever confirmed|0 |1 --- Comment #4 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- > If gfortran is replaced by cpp in the above, it seems to generate what one > would expect. Confirmed from 4.4 up to trunk (6.0). I get the same ICE if I compile the test with -cpp. > A workaround is to remove the apostrophes around 's', 'd', and 'q'. This "fixes" the ICE, but the executable prints C_FLOAT for s, d, or q and ICE for -Dplet_=\'q\'.