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| author | Nick Clifton <nickc@redhat.com> | 2017-01-05 09:11:47 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2017-01-05 09:11:47 +0000 |
| commit | 0ae60c3ef45d41b34d40ed5c7b4fdfea289530de (patch) | |
| tree | 8fc325b95728b93b6ba9538ade41c8445dfc4116 /opcodes | |
| parent | c0386d4d54d2cc33d6efc0b998fe6396bf92be15 (diff) | |
| download | gdb-0ae60c3ef45d41b34d40ed5c7b4fdfea289530de.zip gdb-0ae60c3ef45d41b34d40ed5c7b4fdfea289530de.tar.gz gdb-0ae60c3ef45d41b34d40ed5c7b4fdfea289530de.tar.bz2 | |
Prevent an abort in the FRV disassembler if the target bfd name is unknown.
PR 20946
* frv-desc.c (lookup_mach_via_bfd_name): Return NULL if the name
could not be matched.
(frv_cgen_cpu_open): Allow for lookup_mach_via_bfd_name returning
NULL.
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes/ChangeLog | 8 | ||||
| -rw-r--r-- | opcodes/frv-desc.c | 6 |
2 files changed, 11 insertions, 3 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index 555a379..8494c51 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,11 @@ +2017-01-05 Nick Clifton <nickc@redhat.com> + + PR 20946 + * frv-desc.c (lookup_mach_via_bfd_name): Return NULL if the name + could not be matched. + (frv_cgen_cpu_open): Allow for lookup_mach_via_bfd_name returning + NULL. + 2017-01-04 Szabolcs Nagy <szabolcs.nagy@arm.com> * aarch64-tbl.h (RCPC, RCPC_INSN): Define. diff --git a/opcodes/frv-desc.c b/opcodes/frv-desc.c index ab4d7eb..bba510c 100644 --- a/opcodes/frv-desc.c +++ b/opcodes/frv-desc.c @@ -6173,7 +6173,7 @@ lookup_mach_via_bfd_name (const CGEN_MACH *table, const char *name) return table; ++table; } - abort (); + return NULL; } /* Subroutine of frv_cgen_cpu_open to build the hardware table. */ @@ -6386,8 +6386,8 @@ frv_cgen_cpu_open (enum cgen_cpu_open_arg arg_type, ...) const char *name = va_arg (ap, const char *); const CGEN_MACH *mach = lookup_mach_via_bfd_name (frv_cgen_mach_table, name); - - machs |= 1 << mach->num; + if (mach != NULL) + machs |= 1 << mach->num; break; } case CGEN_CPU_OPEN_ENDIAN : |