http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46749
--- Comment #7 from Jack Howarth <howarth at nitro dot med.uc.edu> 2010-12-01 20:35:13 UTC --- (In reply to comment #3) > What's the difference of -v output caused by the patch? The offending lines from the diff of -v output appears to be... COMPILER_PATH=/Users/howarth/darwin_objdir/gcc/:/Users/howarth/darwin_objdir/gcc/ LIBRARY_PATH=/Users/howarth/darwin_objdir/gcc/i386/:/Users/howarth/darwin_objdir/gcc/i386/:/Users/howarth/darwin_objdir/gcc/:/Users/howarth/darwin_objdir/gcc/i386/:/Users/howarth/darwin_objdir/gcc/:/usr/lib/:/usr/lib/ -COLLECT_GCC_OPTIONS='-c' '-mmacosx-version-min=10.6.5' '-B' '/Users/howarth/darwin_objdir/gcc/' '-gdwarf-2' '-g1' '-fwhole-program' '-O' '-m32' '-v' '-mtune=generic' '-dumpdir' './' '-dumpbase' 'pr41893-1.exe.ltrans0' '-fltrans' '-o' '/var/folders/24/24glfkZF2RWeoU+87t2fYU+++TQ/-Tmp-//ccGj1vUo.ltrans0.ltrans.o' +COLLECT_GCC_OPTIONS='-c' '-mmacosx-version-min=10.6.5' '-B' '/Users/howarth/darwin_objdir/gcc/' '-gdwarf-2' '-g1' '-fwhole-program' '-O' '-m32' '-v' '-mtune=generic' '-dumpdir' './' '-dumpbase' 'pr41893-1.exe.ltrans0' '-fltrans' '-o' '/var/folders/24/24glfkZF2RWeoU+87t2fYU+++TQ/-Tmp-//ccCBuImZ.ltrans0.ltrans.o' +COLLECT_GCC_OPTIONS='-mmacosx-version-min=10.6.5' '-B' '/Users/howarth/darwin_objdir/gcc/' '-gdwarf-2' '-g1' '-flto' '-fwhole-program' '-O' '-m32' '-v' '-o' 'pr41893-1.exe' '-mtune=generic' + dsymutil pr41893-1.exe +warning: (i386) /var/folders/24/24glfkZF2RWeoU+87t2fYU+++TQ/-Tmp-//ccCBuImZ.ltrans0.ltrans.o unable to open object file +warning: no debug symbols in executable (-arch i386) where r167292 causes the compiler to burp out a second incorrect assignment for COLLECT_GCC_OPTIONS after the first one.