diff options
| author | mmitchel <mmitchel@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-01-15 04:36:04 +0000 |
|---|---|---|
| committer | mmitchel <mmitchel@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-01-15 04:36:04 +0000 |
| commit | 60dcc3dc58af523c9c3005e2e64ed3c7213245bc (patch) | |
| tree | 069df75f42aabb66d6b6154be932e6e175dff18d | |
| parent | ec7d7ef93e737797dc0746272553b5d2db933a44 (diff) | |
* optimize.c (copy_body_r): Clear the operand three of a
TARGET_EXPR when copying it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31435 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/optimize.c | 10 | ||||
| -rw-r--r-- | gcc/testsuite/g++.old-deja/g++.other/inline5.C | 30 |
3 files changed, 43 insertions, 2 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 619d94c5c83..372f618a46a 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2000-01-14 Mark Mitchell <mark@codesourcery.com> + + * optimize.c (copy_body_r): Clear the operand three of a + TARGET_EXPR when copying it. + 2000-01-14 Martin v. Löwis <loewis@informatik.hu-berlin.de> * method.c (build_decl_overload_real): Check whether we are in :: diff --git a/gcc/cp/optimize.c b/gcc/cp/optimize.c index 2dd151ccb01..f529e9d70a6 100644 --- a/gcc/cp/optimize.c +++ b/gcc/cp/optimize.c @@ -1,6 +1,6 @@ /* Perform optimizations on tree structure. - Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. Written by Mark Michell (mark@codesourcery.com). This file is part of GNU CC. @@ -285,6 +285,9 @@ copy_body_r (tp, walk_subtrees, data) /* Replace this variable with the copy. */ *tp = new_decl; } + else if (nonstatic_local_decl_p (*tp) + && DECL_CONTEXT (*tp) != VARRAY_TREE (id->fns, 0)) + my_friendly_abort (0); else if (TREE_CODE (*tp) == SAVE_EXPR) remap_save_expr (tp, id->decl_map, VARRAY_TREE (id->fns, 0), walk_subtrees); @@ -303,7 +306,10 @@ copy_body_r (tp, walk_subtrees, data) /* The copied TARGET_EXPR has never been expanded, even if the original node was expanded already. */ if (TREE_CODE (*tp) == TARGET_EXPR && TREE_OPERAND (*tp, 3)) - TREE_OPERAND (*tp, 1) = TREE_OPERAND (*tp, 3); + { + TREE_OPERAND (*tp, 1) = TREE_OPERAND (*tp, 3); + TREE_OPERAND (*tp, 3) = NULL_TREE; + } /* Similarly, if we're copying a CALL_EXPR, the RTL for the result is no longer valid. */ else if (TREE_CODE (*tp) == CALL_EXPR) diff --git a/gcc/testsuite/g++.old-deja/g++.other/inline5.C b/gcc/testsuite/g++.old-deja/g++.other/inline5.C new file mode 100644 index 00000000000..305fd0ac608 --- /dev/null +++ b/gcc/testsuite/g++.old-deja/g++.other/inline5.C @@ -0,0 +1,30 @@ +// Build don't link: +// Origin: Matt Austern <austern@isolde.engr.sgi.com> +// Special g++ Options: -O2 + +class X; + +extern X* tab1; + +struct Y { + explicit Y(int); +}; + +void* x (); + +Y k (void *); + +inline void f() { k (x ()); } + +inline void* x () +{ + return 0; +} + +static void g() { + f(); +} + +static void h() { + f(); +} |