diff options
| author | Mark Mitchell <mark@codesourcery.com> | 1999-05-24 00:58:56 +0000 |
|---|---|---|
| committer | Mark Mitchell <mark@codesourcery.com> | 1999-05-24 00:58:56 +0000 |
| commit | 7a20f4a357df5756de1206214daecbc51c26c6b4 (patch) | |
| tree | c5235803f5ac7b955052205e365e785a157b4c33 | |
| parent | 80c4e24964302a95e28f843bf4a587ebb56a6600 (diff) | |
* stmt.c (expand_end_bindings): Ignore any elements of VARS that
are not VAR_DECLs.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@27118 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/stmt.c | 17 |
2 files changed, 14 insertions, 8 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ac3e2d79f38..2e1f1a685f6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com> + + * stmt.c (expand_end_bindings): Ignore any elements of VARS that + are not VAR_DECLs. + Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com) * loop.c (strength_reduce): Grow reg_single_usage as needed. diff --git a/gcc/stmt.c b/gcc/stmt.c index 9c8a716fbc1..7a7d5670fe0 100644 --- a/gcc/stmt.c +++ b/gcc/stmt.c @@ -3351,8 +3351,11 @@ expand_nl_goto_receivers (thisblock) } /* Generate RTL code to terminate a binding contour. - VARS is the chain of VAR_DECL nodes - for the variables bound in this contour. + + VARS is the chain of VAR_DECL nodes for the variables bound in this + contour. There may actually be other nodes in this chain, but any + nodes other than VAR_DECLS are ignored. + MARK_ENDS is nonzero if we should put a note at the beginning and end of this binding contour. @@ -3389,7 +3392,8 @@ expand_end_bindings (vars, mark_ends, dont_jump_in) if (warn_unused) for (decl = vars; decl; decl = TREE_CHAIN (decl)) - if (! TREE_USED (decl) && TREE_CODE (decl) == VAR_DECL + if (TREE_CODE (decl) == VAR_DECL + && ! TREE_USED (decl) && ! DECL_IN_SYSTEM_HEADER (decl) && DECL_NAME (decl) && ! DECL_ARTIFICIAL (decl)) warning_with_decl (decl, "unused variable `%s'"); @@ -3495,11 +3499,8 @@ expand_end_bindings (vars, mark_ends, dont_jump_in) if (obey_regdecls) for (decl = vars; decl; decl = TREE_CHAIN (decl)) - { - rtx rtl = DECL_RTL (decl); - if (TREE_CODE (decl) == VAR_DECL && rtl != 0) - use_variable (rtl); - } + if (TREE_CODE (decl) == VAR_DECL && DECL_RTL (decl)) + use_variable (DECL_RTL (decl)); /* Restore the temporary level of TARGET_EXPRs. */ target_temp_slot_level = thisblock->data.block.target_temp_slot_level; |