Remove or downgrade unnecessary dVAR.

You need to configure with g++ *and* -Accflags=-DPERL_GLOBAL_STRUCT
or -Accflags=-DPERL_GLOBAL_STRUCT_PRIVATE to see any difference.
(g++ does not do the "post-annotation" form of "unused".)

The version code has some of these issues, reported upstream.

1 files changed, 0 insertions, 17 deletions

diff --git a/dump.c b/dump.c
index 888866c11b..420c681db9 100644
--- a/dump.c
+++ b/dump.c
@@ -495,7 +495,6 @@ Perl_dump_indent(pTHX_ I32 level, PerlIO *file, const char* pat, ...)
 void
 Perl_dump_vindent(pTHX_ I32 level, PerlIO *file, const char* pat, va_list *args)
 {
-    dVAR;
     PERL_ARGS_ASSERT_DUMP_VINDENT;
     PerlIO_printf(file, "%*s", (int)(level*PL_dumpindent), "");
     PerlIO_vprintf(file, pat, *args);
@@ -520,8 +519,6 @@ Perl_dump_all(pTHX)
 void
 Perl_dump_all_perl(pTHX_ bool justperl)
 {
-
-    dVAR;
     PerlIO_setlinebuf(Perl_debug_log);
     if (PL_main_root)
 	op_dump(PL_main_root);
@@ -546,7 +543,6 @@ Perl_dump_packsubs(pTHX_ const HV *stash)
 void
 Perl_dump_packsubs_perl(pTHX_ const HV *stash, bool justperl)
 {
-    dVAR;
     I32	i;
 
     PERL_ARGS_ASSERT_DUMP_PACKSUBS_PERL;
@@ -625,7 +621,6 @@ Perl_dump_form(pTHX_ const GV *gv)
 void
 Perl_dump_eval(pTHX)
 {
-    dVAR;
     op_dump(PL_eval_root);
 }
 
@@ -1002,7 +997,6 @@ S_op_private_to_names(pTHX_ SV *tmpsv, U32 optype, U32 op_private) {
 void
 Perl_do_op_dump(pTHX_ I32 level, PerlIO *file, const OP *o)
 {
-    dVAR;
     UV      seq;
     const OPCODE optype = o->op_type;
 
@@ -1534,7 +1528,6 @@ const struct flag_to_name regexp_core_intflags_names[] = {
 void
 Perl_do_sv_dump(pTHX_ I32 level, PerlIO *file, SV *sv, I32 nest, I32 maxnest, bool dumpops, STRLEN pvlim)
 {
-    dVAR;
     SV *d;
     const char *s;
     U32 flags;
@@ -2322,8 +2315,6 @@ For an example of its output, see L<Devel::Peek>.
 void
 Perl_sv_dump(pTHX_ SV *sv)
 {
-    dVAR;
-
     PERL_ARGS_ASSERT_SV_DUMP;
 
     if (SvROK(sv))
@@ -2335,7 +2326,6 @@ Perl_sv_dump(pTHX_ SV *sv)
 int
 Perl_runops_debug(pTHX)
 {
-    dVAR;
     if (!PL_op) {
 	Perl_ck_warner_d(aTHX_ packWARN(WARN_DEBUGGING), "NULL OP IN RUN");
 	return 0;
@@ -2378,7 +2368,6 @@ Perl_runops_debug(pTHX)
 I32
 Perl_debop(pTHX_ const OP *o)
 {
-    dVAR;
     int count;
 
     PERL_ARGS_ASSERT_DEBOP;
@@ -2455,7 +2444,6 @@ Perl_debop(pTHX_ const OP *o)
 STATIC CV*
 S_deb_curcv(pTHX_ const I32 ix)
 {
-    dVAR;
     const PERL_CONTEXT * const cx = &cxstack[ix];
     if (CxTYPE(cx) == CXt_SUB || CxTYPE(cx) == CXt_FORMAT)
         return cx->blk_sub.cv;
@@ -2472,8 +2460,6 @@ S_deb_curcv(pTHX_ const I32 ix)
 void
 Perl_watch(pTHX_ char **addr)
 {
-    dVAR;
-
     PERL_ARGS_ASSERT_WATCH;
 
     PL_watchaddr = addr;
@@ -2485,8 +2471,6 @@ Perl_watch(pTHX_ char **addr)
 STATIC void
 S_debprof(pTHX_ const OP *o)
 {
-    dVAR;
-
     PERL_ARGS_ASSERT_DEBPROF;
 
     if (!DEBUG_J_TEST_ && CopSTASH_eq(PL_curcop, PL_debstash))
@@ -2499,7 +2483,6 @@ S_debprof(pTHX_ const OP *o)
 void
 Perl_debprofdump(pTHX)
 {
-    dVAR;
     unsigned i;
     if (!PL_profiledata)
 	return;