Fix -Wformat-security issues

Building with -Accflags="-Wformat -Werror=format-security"
triggers format string warnings from gcc.

As gcc can't tell that all the strings are constant here,
explicitly pass separate format strings to make it happy.

3 files changed, 7 insertions, 7 deletions

diff --git a/doio.c b/doio.c
index 2d65d547a0..aa87c81b03 100644
--- a/doio.c
+++ b/doio.c
@@ -1340,7 +1340,7 @@ Perl_my_lstat_flags(pTHX_ const U32 flags)
     if (PL_op->op_flags & OPf_REF) {
 	if (cGVOP_gv == PL_defgv) {
 	    if (PL_laststype != OP_LSTAT)
-		Perl_croak(aTHX_ no_prev_lstat);
+		Perl_croak(aTHX_ "%s", no_prev_lstat);
 	    return PL_laststatval;
 	}
 	PL_laststatval = -1;
@@ -1354,7 +1354,7 @@ Perl_my_lstat_flags(pTHX_ const U32 flags)
     if ((PL_op->op_private & (OPpFT_STACKED|OPpFT_AFTER_t))
 	     == OPpFT_STACKED) {
       if (PL_laststype != OP_LSTAT)
-	Perl_croak(aTHX_ no_prev_lstat);
+	Perl_croak(aTHX_ "%s", no_prev_lstat);
       return PL_laststatval;
     }
 
diff --git a/pp.c b/pp.c
index 6da9970356..ed6fd5fd2c 100644
--- a/pp.c
+++ b/pp.c
@@ -1654,7 +1654,7 @@ PP(pp_repeat)
 	MEM_WRAP_CHECK_1(max, SV*, oom_list_extend);
 	/* Did the max computation overflow? */
 	if (items > 0 && max > 0 && (max < items || max < count))
-	   Perl_croak(aTHX_ oom_list_extend);
+	   Perl_croak(aTHX_ "%s", oom_list_extend);
 	MEXTEND(MARK, max);
 	if (count > 1) {
 	    while (SP > MARK) {
@@ -1712,7 +1712,7 @@ PP(pp_repeat)
 	    else {
 		const STRLEN max = (UV)count * len;
 		if (len > MEM_SIZE_MAX / count)
-		     Perl_croak(aTHX_ oom_string_extend);
+		     Perl_croak(aTHX_ "%s", oom_string_extend);
 	        MEM_WRAP_CHECK_1(max, char, oom_string_extend);
 		SvGROW(TARG, max + 1);
 		repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1);
diff --git a/pp_ctl.c b/pp_ctl.c
index ec638015c6..b0bc528bae 100644
--- a/pp_ctl.c
+++ b/pp_ctl.c
@@ -2724,7 +2724,7 @@ S_dofindlabel(pTHX_ OP *o, const char *label, STRLEN len, U32 flags, OP **opstac
     PERL_ARGS_ASSERT_DOFINDLABEL;
 
     if (ops >= oplimit)
-	Perl_croak(aTHX_ too_deep);
+	Perl_croak(aTHX_ "%s", too_deep);
     if (o->op_type == OP_LEAVE ||
 	o->op_type == OP_SCOPE ||
 	o->op_type == OP_LEAVELOOP ||
@@ -2733,7 +2733,7 @@ S_dofindlabel(pTHX_ OP *o, const char *label, STRLEN len, U32 flags, OP **opstac
     {
 	*ops++ = cUNOPo->op_first;
 	if (ops >= oplimit)
-	    Perl_croak(aTHX_ too_deep);
+	    Perl_croak(aTHX_ "%s", too_deep);
     }
     *ops = 0;
     if (o->op_flags & OPf_KIDS) {
@@ -2993,7 +2993,7 @@ PP(pp_goto)
         label_flags = (cPVOP->op_private & OPpPV_IS_UTF8) ? SVf_UTF8 : 0;
         label_len   = strlen(label);
     }
-    if (!(do_dump || label_len)) DIE(aTHX_ must_have_label);
+    if (!(do_dump || label_len)) DIE(aTHX_ "%s", must_have_label);
 
     PERL_ASYNC_CHECK();