Command line:
gcc -fschedule-insns testcase-1.c && ./a.out
gcc -O[123s] -fschedule-insns testcase-2.c && ./a.out
Tested revisions:
r158486 - fail
r158225 - OK
4.5 r158486 - OK
Compiler output:
$ /mnt/svn/gcc-trunk/binary-158486-lto-fortran/bin/gcc -O3 -fschedule-insns
testcase.c && ./a.out
Aborted
--
Summary: -fschedule-insns breaks vararg functions in recent
builds
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zsojka at seznam dot cz
GCC host triplet: x86_64-pc-linux-gnu
GCC target triplet: x86_64-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43799
