https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106460
Bug ID: 106460
Summary: internal compiler error: output_operand: invalid
expression as operand on -O1
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: guojiufu at gcc dot gnu.org
Target Milestone: ---
For code:
extern short var_48;
void
foo (double *r)
{
if (var_48)
*r = 1234.5678;
}
On gcc trunk, using the below command, an ICE is raised:
> gcc -mcpu=power10 -O1 t.c
t.c:22:1: internal compiler error: output_operand: invalid expression as
operand
22 | }
| ^
0x10bdb24b output_operand_lossage(char const*, ...)
/home/guojiufu/gcc/gcc-mainline-base/gcc/final.cc:3234
0x10bdd2b7 output_addr_const(_IO_FILE*, rtx_def*)
/home/guojiufu/gcc/gcc-mainline-base/gcc/final.cc:3831
0x11a64e57 assemble_integer_with_op(char const*, rtx_def*)
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:2866
0x11a64f67 default_assemble_integer(rtx_def*, unsigned int, int)
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:2882
0x11b0343f rs6000_assemble_integer
/home/guojiufu/gcc/gcc-mainline-base/gcc/config/rs6000/rs6000.cc:14420
0x11a65063 assemble_integer(rtx_def*, unsigned int, unsigned int, int)
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:2898
0x11a6b727 output_constant_pool_2
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:4074
0x11a6c20b output_constant_pool_1
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:4191
0x11a6cd87 output_constant_pool_contents
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:4348
0x11a6d95b output_shared_constant_pool()
/home/guojiufu/gcc/gcc-mainline-base/gcc/varasm.cc:4546
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
