When compiled at -m64 on Darwin PPC, the gcc.dg/20020919-1.c testcase produces the following compile time errors...
20020919-1.c: In function 'foo': 20020919-1.c:76: error: asm-specifier for variable 'q' conflicts with asm clobber list 20020919-1.c:76: error: asm-specifier for variable 'q' conflicts with asm clobber list 20020919-1.c: In function 'foolla': 20020919-1.c:92: error: asm-specifier for variable 'll' conflicts with asm clobber list 20020919-1.c:92: error: asm-specifier for variable 'll' conflicts with asm clobber list 20020919-1.c: In function 'bar': 20020919-1.c:117: error: asm-specifier for variable 'q' conflicts with asm clobber list 20020919-1.c: In function 'foobar': 20020919-1.c:144: error: asm-specifier for variable 'w' conflicts with asm clobber list 20020919-1.c: In function 'baz': 20020919-1.c:198: error: asm-specifier for variable 'q' conflicts with asm clobber list 20020919-1.c:198: error: asm-specifier for variable 'w' conflicts with asm clobber list 20020919-1.c: In function 'bazlla': 20020919-1.c:225: error: asm-specifier for variable 'll' conflicts with asm clobber list 20020919-1.c:225: error: asm-specifier for variable 'mm' conflicts with asm clobber list 20020919-1.c: In function '_dl_stat': 20020919-1.c:247: error: asm-specifier for variable 'a' conflicts with asm clobber list 20020919-1.c:247: error: asm-specifier for variable 'a' conflicts with asm clobber list gcc-4 -v Using built-in specs. Target: powerpc-apple-darwin8 Configured with: ../gcc-4.2-20060913/configure --prefix=/sw --prefix=/sw/lib/gcc4 --enable-languages=c,c++,fortran --infodir=/sw/lib/gcc4/share/info --with-gmp=/sw --with-included-gettext --host=powerpc-apple-darwin8 --with-libiconv-prefix=/sw Thread model: posix gcc version 4.2.0 20060913 (experimental) -- Summary: gcc.dg/20020919-1.c compilation test fails on powerpc- apple-darwin8 at -m64 Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: howarth at nitro dot med dot uc dot edu GCC build triplet: powerpc-apple-darwin8 GCC host triplet: powerpc-apple-darwin8 GCC target triplet: powerpc-apple-darwin8 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29071