diff options
| -rw-r--r-- | gdb/ChangeLog | 6 | ||||
| -rw-r--r-- | gdb/gdbtypes.c | 12 | ||||
| -rw-r--r-- | gdb/gdbtypes.h | 1 | ||||
| -rw-r--r-- | gdb/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/complex-parts.exp | 11 | ||||
| -rw-r--r-- | gdb/valarith.c | 3 |
6 files changed, 36 insertions, 2 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 94b5c7a..07fe6a0 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,11 @@ 2021-02-05 Tom de Vries <tdevries@suse.de> + PR exp/27265 + * valarith.c (complex_binop): Throw an error if complex type can't + be created. + +2021-02-05 Tom de Vries <tdevries@suse.de> + PR symtab/27307 * dwarf2/read.c (create_cus_from_debug_names_list): Add missing return. diff --git a/gdb/gdbtypes.c b/gdb/gdbtypes.c index 4dd1a6a..c736dff 100644 --- a/gdb/gdbtypes.c +++ b/gdb/gdbtypes.c @@ -3413,6 +3413,15 @@ init_decfloat_type (struct objfile *objfile, int bit, const char *name) return t; } +/* Return true if init_complex_type can be called with TARGET_TYPE. */ + +bool +can_create_complex_type (struct type *target_type) +{ + return (target_type->code () == TYPE_CODE_INT + || target_type->code () == TYPE_CODE_FLT); +} + /* Allocate a TYPE_CODE_COMPLEX type structure. NAME is the type name. TARGET_TYPE is the component type. */ @@ -3421,8 +3430,7 @@ init_complex_type (const char *name, struct type *target_type) { struct type *t; - gdb_assert (target_type->code () == TYPE_CODE_INT - || target_type->code () == TYPE_CODE_FLT); + gdb_assert (can_create_complex_type (target_type)); if (TYPE_MAIN_TYPE (target_type)->flds_bnds.complex_type == nullptr) { diff --git a/gdb/gdbtypes.h b/gdb/gdbtypes.h index 40b1aed..45014a2 100644 --- a/gdb/gdbtypes.h +++ b/gdb/gdbtypes.h @@ -2289,6 +2289,7 @@ extern struct type *init_float_type (struct objfile *, int, const char *, const struct floatformat **, enum bfd_endian = BFD_ENDIAN_UNKNOWN); extern struct type *init_decfloat_type (struct objfile *, int, const char *); +extern bool can_create_complex_type (struct type *); extern struct type *init_complex_type (const char *, struct type *); extern struct type *init_pointer_type (struct objfile *, int, const char *, struct type *); diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 01539a6..9c24a49 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2021-02-05 Tom de Vries <tdevries@suse.de> + PR exp/27265 + * gdb.base/complex-parts.exp: Add tests. + +2021-02-05 Tom de Vries <tdevries@suse.de> + PR symtab/27307 * gdb.dwarf2/clang-debug-names.exp: Check file command warnings. diff --git a/gdb/testsuite/gdb.base/complex-parts.exp b/gdb/testsuite/gdb.base/complex-parts.exp index 3677c05..6385752 100644 --- a/gdb/testsuite/gdb.base/complex-parts.exp +++ b/gdb/testsuite/gdb.base/complex-parts.exp @@ -103,3 +103,14 @@ gdb_test "print (_Complex int) 4" " = 4 \\+ 0i" gdb_test "print (_Complex float) 4.5" " = 4.5 \\+ 0i" gdb_test "ptype __complex__ short" " = _Complex short" gdb_test "print (_Complex int) (23.75 + 8.88i)" " = 23 \\+ 8i" + +set re_reject_arg "Argument to complex arithmetic operation not supported\\." +gdb_test "print (void *)0 + 5i" $re_reject_arg +gdb_test "print (_Decimal32)0 + 5i" $re_reject_arg + +# Set language to c++. Avoid warning by not having current frame. +clean_restart +gdb_test_no_output "set language c++" + +# C++ type tests. +gdb_test "print (bool)1 + 1i" " = 1 \\+ 1i" diff --git a/gdb/valarith.c b/gdb/valarith.c index 3150309..299a99f 100644 --- a/gdb/valarith.c +++ b/gdb/valarith.c @@ -1076,6 +1076,9 @@ complex_binop (struct value *arg1, struct value *arg2, enum exp_opcode op) struct type *comp_type = promotion_type (value_type (arg1_real), value_type (arg2_real)); + if (!can_create_complex_type (comp_type)) + error (_("Argument to complex arithmetic operation not supported.")); + arg1_real = value_cast (comp_type, arg1_real); arg1_imag = value_cast (comp_type, arg1_imag); arg2_real = value_cast (comp_type, arg2_real); |