Yes, this will improve test coverage option's usability, but please provide the example to explain the issues.
David On Fri, Sep 30, 2011 at 6:12 PM, Sharad Singhai <[email protected]> wrote: > This patch disables early inlining when --coverage option is > specified. This improves coverage data in presence of other > optimizations, specially with -O2 where early inlining changes the > control flow graph sufficiently enough to generate seemingly very odd > source coverage. > > Bootstrapped okay and regression tests passed. > > Okay for google/gcc-4_6? > > 2011-09-30 Sharad Singhai <[email protected]> > > * gcc.c (cc1_options): Added -fno-early-inlining for coverage. > > Index: gcc.c > =================================================================== > --- gcc.c (revision 179402) > +++ gcc.c (working copy) > @@ -776,7 +776,7 @@ > %{!fsyntax-only:%{S:%W{o*}%{!o*:-o %b.s}}}\ > %{fsyntax-only:-o %j} %{-param*}\ > %{fmudflap|fmudflapth:-fno-builtin -fno-merge-constants}\ > - %{coverage:-fprofile-arcs -ftest-coverage}"; > + %{coverage:-fprofile-arcs -ftest-coverage -fno-early-inlining}"; > > /* If an assembler wrapper is used to invoke post-assembly tools > like MAO, --save-temps need to be passed to save the output of > > -- > This patch is available for review at http://codereview.appspot.com/5173042 >
