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stmt.c (expand_end_bindings): Ignore any elements of VARS that are not VAR_DECLs. 

* stmt.c (expand_end_bindings): Ignore any elements of VARS that
	are not VAR_DECLs.

From-SVN: r27118
This commit is contained in:
Mark Mitchell 1999-05-24 00:58:56 +00:00 committed by Mark Mitchell
parent 8bcc97de27
commit e97b5c125c
2 changed files with 14 additions and 8 deletions
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5
gcc/ChangeLog
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@ -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.

17
gcc/stmt.c
View File

@ -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;