https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96834
Bug ID: 96834
Summary: ICE： Segmentation fault signal terminated program cc1
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: duanbo3 at huawei dot com
Target Milestone: ---
Hi，gcc-trunk ICEs when compiling the following testcase with -O3 on aarch64 or
x86:
Testcase:
extern int a[][1000000];
int b;
void c() {
for (int d = 2; d <= 9; d++)
for (int e = 32; e <= 41; e++)
b += a[d][5];
}
produces the error:
aarch64：
aarch64-linux-gnu-gcc: internal compiler error: Segmentation fault signal
terminated program cc1
Please submit a full bug report,
with preprocessed source if appropriate.
x86：
x86_64-pc-linux-gnu-gcc: internal compiler error: Segmentation fault signal
terminated program cc1
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
any suggestion
