https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69923
Bug ID: 69923
Summary: [6 regression] internal compiler error in cgraphunit.c
when using -Wall
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: daniel at fahlgren dot se
Target Milestone: ---
Created attachment 37769
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37769&action=edit
Simple test case
When compiling with -Wall cc1 gets an internal compiler error. The the command
line used is: gcc-6.0 -Wall bug.c
cc1: internal compiler error: Segmentation fault
0xb2493f crash_signal
../.././gcc/toplev.c:335
0x75067d check_global_declaration
../.././gcc/cgraphunit.c:947
0x75067d analyze_functions
../.././gcc/cgraphunit.c:1168
0x750f58 symbol_table::finalize_compilation_unit()
../.././gcc/cgraphunit.c:2537
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.
This is with gcc trunk, Revision: 233620
When compiling without -Wall the compiler does not crash. Attached is a
reproduced test case as well as the preprocessed file. The test case was
created with creduce.
