On Tue, Mar 12, 2019 at 07:45:41PM -0700, Steve Kargl wrote: > > gcc8 --version > gcc8 (FreeBSD Ports Collection) 8.3.0 > > gcc8 -fno-builtin -o z a.c -lm && ./z > gcc8 -O -fno-builtin -o z a.c -lm && ./z > gcc8 -O2 -fno-builtin -o z a.c -lm && ./z > gcc8 -O3 -fno-builtin -o z a.c -lm && ./z > > Max ULP: 2.297073 > Count: 0 (# of ULP that exceed 21) > clang agrees with gcc8 if one changes ... > int > main(void) > { > double re, im, u, ur, ui; > float complex f; > float x, y; this line to "volatile float x, y". -- SteveReceived on Wed Mar 13 2019 - 14:16:38 UTC
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