The gcc.target/i386/amd64-abi-3.c test case fails at -m64 on i686-apple-darwin9 as follows...
Executing on host: /sw/src/fink.build/gcc44-4.3.999-20081116/darwin_objdir/gcc/xgcc -B/sw/src/fink.build/gcc44-4.3.999-20081116/darwin_objdir/gcc/ /sw/src/fink.build/gcc44-4.3.999-20081116/gcc-4.4-20081116/gcc/testsuite/gcc.target/i386/amd64-abi-3.c -O2 -mno-sse -S -m64 -o amd64-abi-3.s (timeout = 300) PASS: gcc.target/i386/amd64-abi-3.c (test for excess errors) FAIL: gcc.target/i386/amd64-abi-3.c scan-assembler subq[\\t ]*\\$88,[\\t ]*%rsp PASS: gcc.target/i386/amd64-abi-3.c scan-assembler-not subq[\\t ]*\\$216,[\\t ]*%rsp -- Summary: gcc.target/i386/amd64-abi-3.c fails at -m64 on i686- apple-darwin9 Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: testsuite AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: howarth at nitro dot med dot uc dot edu GCC build triplet: i686-apple-darwin9 GCC host triplet: i686-apple-darwin9 GCC target triplet: i686-apple-darwin9 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38164