https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114416
--- Comment #17 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- > The sparc-sun-solaris2.11 bootstrap (both multilibs) has just completed > successfully without regressions. > > However, sparc/sol2.h needed an #undef to fix > > In file included from ./tm.h:27, > from /vol/gcc/src/hg/master/local/gcc/gencheck.cc:23: > /vol/gcc/src/hg/master/local/gcc/config/sparc/sol2.h:460:9: error: > "SUN_V9_ABI_COMPATIBILITY" redefined [-Werror] > 460 | #define SUN_V9_ABI_COMPATIBILITY 1 > | ^~~~~~~~~~~~~~~~~~~~~~~~ > In file included from ./tm.h:24: > /vol/gcc/src/hg/master/local/gcc/config/sparc/sparc.h:1705:9: note: this is > the location of the previous definition > 1705 | #define SUN_V9_ABI_COMPATIBILITY 0 > | ^~~~~~~~~~~~~~~~~~~~~~~~ Thanks, fixed. > The sparc64-unknown-linux-gnu one will be running for a couple more > hours, though. The change should be a no-op for this platform. > Btw., I thought about running gcc.dg/compat against Studio 12.6 cc. I'd > started trying some time ago, but got distracted. At the very least, I > needed -features=extensions -DSKIP_COMPLEX_INT for a considerable part > of that testsuite to compile at all, for the likes of > > "/vol/gcc/src/hg/master/local/gcc/testsuite/gcc.dg/compat/pr102024_test.h", > line 7: zero-sized struct/union > > "/vol/gcc/src/hg/master/local/gcc/testsuite/gcc.dg/compat/struct-layout-1.h", > line 197: invalid type combination I used to do that on a regular basis 20 years ago, which led to: https://gcc.gnu.org/gcc-3.4/sparc-abi.html but I lost access to Sun Studio at some point.
