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| author | Mark Mitchell <mmitchel@gcc.gnu.org> | 2000-07-16 21:04:16 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2000-07-16 21:04:16 +0000 |
| commit | 193833ed171fab065b9ef7cc872d114da526b534 (patch) | |
| tree | 16e7fa4a4f75d64c88739f365852659a4d7d52d9 /gcc | |
| parent | 274077a44c1411b4d18040206355dbeaecc53f42 (diff) | |
| download | gcc-193833ed171fab065b9ef7cc872d114da526b534.zip gcc-193833ed171fab065b9ef7cc872d114da526b534.tar.gz gcc-193833ed171fab065b9ef7cc872d114da526b534.tar.bz2 | |
cp-tree.h (THUNK_VCALL_OFFSET): Update documentation.
* cp-tree.h (THUNK_VCALL_OFFSET): Update documentation.
* method.c (use_thunk): Correct handling of vcall offsets.
From-SVN: r35064
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/cp/cp-tree.h | 4 | ||||
| -rw-r--r-- | gcc/cp/method.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h index a87a8b7..bba76fe 100644 --- a/gcc/cp/cp-tree.h +++ b/gcc/cp/cp-tree.h @@ -3101,10 +3101,10 @@ extern int flag_new_for_scope; `this' pointer when this function is called. */ #define THUNK_DELTA(DECL) (DECL_CHECK (DECL)->decl.u1.i) -/* An integer indicating how many bytes should be subtracted from the +/* A tree indicating how many bytes should be subtracted from the vtable for the `this' pointer to find the vcall offset. (The vptr is always located at offset zero from the f `this' pointer.) If - zero, then there is no vcall offset. */ + NULL, then there is no vcall offset. */ #define THUNK_VCALL_OFFSET(DECL) \ (DECL_LANG_SPECIFIC (DECL)->decl_flags.u2.vcall_offset) diff --git a/gcc/cp/method.c b/gcc/cp/method.c index f8e9bc2..0926021 100644 --- a/gcc/cp/method.c +++ b/gcc/cp/method.c @@ -2267,7 +2267,7 @@ use_thunk (thunk_fndecl, emit_p) t = fold (build (PLUS_EXPR, TREE_TYPE (a), a, t)); /* If there's a vcall offset, look up that value in the vtable and adjust the `this' pointer again. */ - if (!integer_zerop (vcall_offset)) + if (vcall_offset && !integer_zerop (vcall_offset)) { tree orig_this; |