https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98931
Bug ID: 98931
Summary: arm: Assembly fails with "branch out of range or not a
multiple of 2"
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: acoplan at gcc dot gnu.org
Target Milestone: ---
GCC's output fails to assemble for the following:
$ cat test.c
extern long long a[][20][26][26][22];
void foo()
{
for (short d = 0; d+1; d++)
for (unsigned e = 0; e < 25; e += 4)
for (unsigned f = 0; f < 25; f += 4)
for (int g = 0; g < 21; g += 4)
a[4][d][e][f][g] = 0;
}
$ arm-eabi-gcc -c test.c -march=armv8.1-m.main -O3
--param=max-completely-peeled-insns=1300
/tmp/ccDd7AwT.s: Assembler messages:
/tmp/ccDd7AwT.s:1642: Error: branch out of range or not a multiple of 2
