http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58423
Bug ID: 58423
Summary: [ARM]ICE with shrink-wrap-sibcall.c on a15/neon/hard
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: amker.cheng at gmail dot com
GCC ICEed with shrink-wrap-sibcall.c on a15 with below command line:
./arm-none-eabi-gcc -O2 -marm -mcpu=cortex-a15 -mfpu=neon -mfloat-abi=hard
shrink-wrap-sibcall.c -S -o shrink-wrap-sibcall.S -fno-diagnostics-show-caret
-fdiagnostics-color=never -O2 -g
ICE msg is:
shrink-wrap-sibcall.c: In function 'baz':
shrink-wrap-sibcall.c:26:1: internal compiler error: in
maybe_record_trace_start, at dwarf2cfi.c:2218
0x82bfe41 maybe_record_trace_start
../../gcc/gcc/dwarf2cfi.c:2218
0x82c22f2 scan_trace
../../gcc/gcc/dwarf2cfi.c:2395
0x82c2a25 create_cfi_notes
../../gcc/gcc/dwarf2cfi.c:2549
0x82c2a25 execute_dwarf2_frame
../../gcc/gcc/dwarf2cfi.c:2904
0x82c2a25 execute
../../gcc/gcc/dwarf2cfi.c:3400
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.
GCC is at revision r202599 and the ICE relates to a15/neon/hard-abi, no matter
how it is configured for arm.
