lilas% clang -v
Apple clang version 2.1 (tags/Apple/clang-163.7.1) (based on LLVM 3.0svn)
Target: x86_64-apple-darwin11.4.0
lilas% clang -O4 test.c -lf2c
lilas% time ./a.out
...
real 0m2.359s
user 0m2.341s
sys 0m0.003s
lilas% /usr/local/bin/gcc -v
?
gcc version 4.6.1 (GCC)
lilas% /usr/local/bin/gcc -O3 test.c -lf2c
lilas% time ./a.out
?
real 0m1.241s
user 0m1.234s
sys 0m0.003s
So gcc actually improved.
Can you compare the execution speed of latest gcc vs. latest clang. thank
you
i compared FReeBSD 9 supplied gcc with FreeBSD 9 supplied clang.
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