A test-coverage tool by Brian Marick <marick@testing.com>, based on gnu c. Version 1.4 was ported to sun-3, sun-4, rs/6000, 68000, 88000, hp-pa, ibm 3090, ultrix, convex, sco but not linux, solaris, or microsoft windows.

Commercial support is available from the author (+1 217 351 7228).

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