diff options
Diffstat (limited to 'gcc/tree-ssa-structalias.c')
| -rw-r--r-- | gcc/tree-ssa-structalias.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c index cf2b2f4..66772cd 100644 --- a/gcc/tree-ssa-structalias.c +++ b/gcc/tree-ssa-structalias.c @@ -5675,7 +5675,7 @@ create_variable_info_for_1 (tree decl, const char *name) /* If we didn't end up collecting sub-variables create a full variable for the decl. */ - if (fieldstack.length () <= 1 + if (fieldstack.length () == 0 || fieldstack.length () > MAX_FIELDS_FOR_FIELD_SENSITIVE) { vi = new_var_info (decl, name); @@ -5694,19 +5694,26 @@ create_variable_info_for_1 (tree decl, const char *name) fieldstack.iterate (i, &fo); ++i, newvi = vi_next (newvi)) { - const char *newname = "NULL"; + const char *newname = NULL; char *tempname; if (dump_file) { - tempname - = xasprintf ("%s." HOST_WIDE_INT_PRINT_DEC - "+" HOST_WIDE_INT_PRINT_DEC, name, - fo->offset, fo->size); - newname = ggc_strdup (tempname); - free (tempname); + if (fieldstack.length () != 1) + { + tempname + = xasprintf ("%s." HOST_WIDE_INT_PRINT_DEC + "+" HOST_WIDE_INT_PRINT_DEC, name, + fo->offset, fo->size); + newname = ggc_strdup (tempname); + free (tempname); + } } - newvi->name = newname; + else + newname = "NULL"; + + if (newname) + newvi->name = newname; newvi->offset = fo->offset; newvi->size = fo->size; newvi->fullsize = vi->fullsize; |