[Bug target/107731] New: error: invalid 'asm': invalid use of '%c'

[chenglulu at loongson dot cn via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107731

            Bug ID: 107731
           Summary: error: invalid 'asm': invalid use of '%c'
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: chenglulu at loongson dot cn
                CC: paulhua at gcc dot gnu.org, xry111 at gcc dot gnu.org
  Target Milestone: ---
            Target: loongarch64-linux-gnu

void
test(void)
{
  asm (".long %c0"
       ::"i"(10));
}
Compiling this test case under loongarch64 failed with the following
information:

test1.c: In function 'test':
test1.c:3:3: error: invalid 'asm': invalid use of '%c'
    3 |   asm (".long %c0"
      |   ^~~