diff options
Diffstat (limited to 'gcc/c-family/c-common.c')
| -rw-r--r-- | gcc/c-family/c-common.c | 42 |
1 files changed, 39 insertions, 3 deletions
diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c index c305ab5908b..49a7ef77ad3 100644 --- a/gcc/c-family/c-common.c +++ b/gcc/c-family/c-common.c @@ -4141,7 +4141,7 @@ c_common_signed_type (tree type) signed according to UNSIGNEDP. */ ttype * -c_common_signed_or_unsigned_type (int unsignedp, tree type) +c_common_signed_or_unsigned_type (int unsignedp, ttype_p type) { ttype *type1; int i; @@ -4269,7 +4269,7 @@ c_common_signed_or_unsigned_type (int unsignedp, tree type) if (!INTEGRAL_TYPE_P (type) || TYPE_UNSIGNED (type) == unsignedp) - return TTYPE (type); + return type; #define TYPE_OK(node) \ (TYPE_MODE (type) == TYPE_MODE (node) \ @@ -8715,7 +8715,7 @@ handle_visibility_type_attribute (ttype **node, tree name, tree args, else if (TYPE_FIELDS (*node)) { error ("%qE attribute ignored because %qT is already defined", - name, TREE_CAST (*node)); + name, *node); return NULL_TREE; } @@ -12753,6 +12753,42 @@ make_tree_vector_copy (const vec<tree, va_gc> *orig) return ret; } +/* Same thing for a type vector. */ +typedef vec<ttype *, va_gc> *ttype_gc_vec; +static GTY((deletable)) vec<ttype_gc_vec, va_gc> *ttype_vector_cache; + +/* Return a new vector from the cache. If the cache is empty, + allocate a new vector. These vectors are GC'ed, so it is OK if the + pointer is not released.. */ + +vec<ttype *, va_gc> * +make_ttype_vector (void) +{ + if (ttype_vector_cache && !ttype_vector_cache->is_empty ()) + return ttype_vector_cache->pop (); + else + { + /* Passing 0 to vec::alloc returns NULL, and our callers require + that we always return a non-NULL value. The vector code uses + 4 when growing a NULL vector, so we do too. */ + vec<ttype *, va_gc> *v; + vec_alloc (v, 4); + return v; + } +} + +/* Release a vector of trees back to the cache. */ + +void +release_ttype_vector (vec<ttype *, va_gc> *vec) +{ + if (vec != NULL) + { + vec->truncate (0); + vec_safe_push (ttype_vector_cache, vec); + } +} + /* Return true if KEYWORD starts a type specifier. */ bool |