http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55151
--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> 2012-11-05 21:44:50 UTC --- On Linux/x86-64: [hjl@gnu-tools-1 gcc]$ /export/build/gnu/gcc/build-x86_64-linux/gcc/xgcc -B/export/build/gnu/gcc/build-x86_64-linux/gcc/ /export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr55151.c -fno-diagnostics-show-caret -fPIC -S -o pr55151.s -mno-lra [hjl@gnu-tools-1 gcc]$ /export/build/gnu/gcc/build-x86_64-linux/gcc/xgcc -B/export/build/gnu/gcc/build-x86_64-linux/gcc/ /export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr55151.c -fno-diagnostics-show-caret -fPIC -S -m32 -o pr55151.s /export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr55151.c: In function ‘f4’: /export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr55151.c:13:1: internal compiler error: in assign_by_spills, at lra-assigns.c:1217 0x8c7333 assign_by_spills /export/gnu/import/git/gcc/gcc/lra-assigns.c:1217 0x8c7c5f lra_assign() /export/gnu/import/git/gcc/gcc/lra-assigns.c:1369 0x8c25bd lra(_IO_FILE*) /export/gnu/import/git/gcc/gcc/lra.c:2303 0x878004 do_reload /export/gnu/import/git/gcc/gcc/ira.c:4624 0x878212 rest_of_handle_reload /export/gnu/import/git/gcc/gcc/ira.c:4737 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions. [hjl@gnu-tools-1 gcc]$