https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123743
--- Comment #8 from Stefan Schulze Frielinghaus <stefansf at gcc dot gnu.org> --- Bisect stops at r16-4103-g9f9c8d63a58 $ objdump -D stage3-s390x-linux-gnu/libgomp/affinity.o >affinity-stage3 $ objdump -D stage2-s390x-linux-gnu/libgomp/affinity.o >affinity-stage2 $ diff affinity-stage2 affinity-stage3 2c2 < stage2-s390x-linux-gnu/libgomp/affinity.o: file format elf64-s390 --- > stage3-s390x-linux-gnu/libgomp/affinity.o: file format elf64-s390 1695,1696c1695,1696 < 4: 19 64 cr %r6,%r4 < 6: 9e c8 .short 0x9ec8 --- > 4: 16 a3 or %r10,%r3 > 6: 2e c8 awr %f12,%f8 Reducing it failed so far since whenever I'm using a preprocessed file, both compilers produce the same object file.
