https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96506
Bug ID: 96506
Summary: ICE when using an MMA type as a function param
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: bergner at gcc dot gnu.org
Target Milestone: ---
We ICE on the following invalid code. It's invalid because we do not support
passing __vector_quad or __vector_pair as function arguments or as function
return values.
void
foo (void)
{
__vector_quad v;
bar (v);
}
bergner@pike:~/gcc/BUGS$ gcc -S -O2 -mcpu=power10 test.c
test.c: In function ‘foo’:
test.c:5:3: warning: implicit declaration of function ‘bar’
[-Wimplicit-function-declaration]
5 | bar (v);
| ^~~
during RTL pass: reload
test.c:6:1: internal compiler error: maximum number of generated reload insns
per insn achieved (90)
6 | }
| ^
0x108ce483 lra_constraints(bool)
/home/bergner/gcc/gcc-fsf-mainline-base/gcc/lra-constraints.c:4954
0x108aed5f lra(_IO_FILE*)
/home/bergner/gcc/gcc-fsf-mainline-base/gcc/lra.c:2415
0x1083d49b do_reload
/home/bergner/gcc/gcc-fsf-mainline-base/gcc/ira.c:5525
0x1083d49b execute
/home/bergner/gcc/gcc-fsf-mainline-base/gcc/ira.c:5711
Please submit a full bug report,
