arm: Handle R_ARM_NONE relocs

These relocations are used to express a dependency on a certain
symbol (e.g. for EABIs exception handling to the
__aeabi_unwind_cpp_pr{0,1,2} routines).  Just ignore them in
reloc processing.

1 files changed, 4 insertions, 0 deletions

diff --git a/tccelf.c b/tccelf.c
index 568b40f..b55dbc9 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -769,6 +769,10 @@ ST_FUNC void relocate_section(TCCState *s1, Section *s)
             if ((0x0ffffff0 & *(int*)ptr) == 0x012FFF10)
                 *(int*)ptr ^= 0xE12FFF10 ^ 0xE1A0F000; /* BX Rm -> MOV PC, Rm */
             break;
+        case R_ARM_NONE:
+            /* Nothing to do.  Normally used to indicate a dependency
+               on a certain symbol (like for exception handling under EABI).  */
+            break;
         default:
             fprintf(stderr,"FIXME: handle reloc type %x at %x [%p] to %x\n",
                 type, (unsigned)addr, ptr, (unsigned)val);