diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 22 |
1 files changed, 14 insertions, 8 deletions
@@ -8752,10 +8752,15 @@ build_offset_type (tree basetype, tree type) return t; } -/* Create a complex type whose components are COMPONENT_TYPE. */ +/* Create a complex type whose components are COMPONENT_TYPE. + + If NAMED is true, the type is given a TYPE_NAME. We do not always + do so because this creates a DECL node and thus make the DECL_UIDs + dependent on the type canonicalization hashtable, which is GC-ed, + so the DECL_UIDs would not be stable wrt garbage collection. */ tree -build_complex_type (tree component_type) +build_complex_type (tree component_type, bool named) { tree t; inchash::hash hstate; @@ -8782,11 +8787,11 @@ build_complex_type (tree component_type) SET_TYPE_STRUCTURAL_EQUALITY (t); else if (TYPE_CANONICAL (component_type) != component_type) TYPE_CANONICAL (t) - = build_complex_type (TYPE_CANONICAL (component_type)); + = build_complex_type (TYPE_CANONICAL (component_type), named); } /* We need to create a name, since complex is a fundamental type. */ - if (! TYPE_NAME (t)) + if (!TYPE_NAME (t) && named) { const char *name; if (component_type == char_type_node) @@ -10372,10 +10377,11 @@ build_common_tree_nodes (bool signed_char) SET_TYPE_MODE (dfloat128_type_node, TDmode); dfloat128_ptr_type_node = build_pointer_type (dfloat128_type_node); - complex_integer_type_node = build_complex_type (integer_type_node); - complex_float_type_node = build_complex_type (float_type_node); - complex_double_type_node = build_complex_type (double_type_node); - complex_long_double_type_node = build_complex_type (long_double_type_node); + complex_integer_type_node = build_complex_type (integer_type_node, true); + complex_float_type_node = build_complex_type (float_type_node, true); + complex_double_type_node = build_complex_type (double_type_node, true); + complex_long_double_type_node = build_complex_type (long_double_type_node, + true); for (i = 0; i < NUM_FLOATN_NX_TYPES; i++) { |