diff options
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 6fb345b..ff55e39 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -16763,7 +16763,12 @@ loc_descriptor (rtx rtl, machine_mode mode, if (mode == VOIDmode) mode = GET_MODE (rtl); - if (mode != VOIDmode && (dwarf_version >= 4 || !dwarf_strict)) + if (mode != VOIDmode + /* The combination of a length and byte elt_size doesn't extend + naturally to boolean vectors, where several elements are packed + into the same byte. */ + && GET_MODE_CLASS (mode) != MODE_VECTOR_BOOL + && (dwarf_version >= 4 || !dwarf_strict)) { unsigned int length; if (!CONST_VECTOR_NUNITS (rtl).is_constant (&length)) @@ -19622,6 +19627,12 @@ add_const_value_attribute (dw_die_ref die, rtx rtl) return false; machine_mode mode = GET_MODE (rtl); + /* The combination of a length and byte elt_size doesn't extend + naturally to boolean vectors, where several elements are packed + into the same byte. */ + if (GET_MODE_CLASS (mode) == MODE_VECTOR_BOOL) + return false; + unsigned int elt_size = GET_MODE_UNIT_SIZE (mode); unsigned char *array = ggc_vec_alloc<unsigned char> (length * elt_size); |