https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84741
Bug ID: 84741
Summary: [7/8 Regression] ICE in ix86_expand_prologue, at
config/i386/i386.c:13893
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Starts to ICE from 20170129 on with option -fstack-usage.
File gcc/testsuite/gcc.dg/rtl/x86_64/test-return-const.c.after-expand.c
$ gcc-8-20180304 -c test-return-const.c.after-expand.c
$ gcc-8-20180304 -c test-return-const.c.after-expand.c -fstack-usage
during RTL pass: pro_and_epilogue
test-return-const.c.after-expand.c: In function 'test_returning_constant':
test-return-const.c.after-expand.c:32:1: internal compiler error: Segmentation
fault
}
^
0xaed10f crash_signal
../../gcc/toplev.c:325
0xda329c ix86_expand_prologue()
../../gcc/config/i386/i386.c:13893
0xfc4cda gen_prologue()
../../gcc/config/i386/i386.md:13183
0xd8f588 target_gen_prologue
../../gcc/config/i386/i386.md:19561
0x88f139 make_prologue_seq
../../gcc/function.c:5926
0x88f352 thread_prologue_and_epilogue_insns()
../../gcc/function.c:6043
0x88f9f2 rest_of_handle_thread_prologue_and_epilogue
../../gcc/function.c:6534
0x88f9f2 execute
../../gcc/function.c:6576
