http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48413
Summary: [4.7 Regression] 403.gcc in SPEC CPU 2006 failed to build Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: unassig...@gcc.gnu.org ReportedBy: hjl.to...@gmail.com On Linux/ia32, revision 171780 gave gcc -m32 -c -o reg-stack.o -DSPEC_CPU -DNDEBUG -I. -O3 -funroll-loops -msse2 -mfpmath=sse -ffast-math reg-stack.c bad allocation for 1452 and 1451 reg-stack.c: In function 'subst_stack_regs_pat': reg-stack.c:1854:1: internal compiler error: in check_allocation, at ira.c:2094 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. specmake[3]: *** [reg-stack.o] Error 1