perl: fix issues when compiling 5.34 with nvhpc compilers (#30110)

Co-authored-by: Scott McMillan <smcmillan@nvidia.com>

var/spack/repos/builtin/packages/perl/nvhpc-5.34.patch

@@ -0,0 +1,42 @@
+--- a/Configure	
++++ b/Configure	
+@@ -4862,7 +4862,7 @@
+ # and usrinc directly from the compiler.
+ # Note that ccname for clang is also gcc.
+ case "$ccname" in
+-    gcc)
++    XXX)
+ 	realpath=`which realpath 2>/dev/null | sed 's/no realpath in.*//'`
+ 	$echo 'extern int foo;' > try.c
+ 	set X `$cppstdin -v try.c 2>&1 | $awk '/^#include </,/^End of search /'|$cppfilter $grep '/include'`
+--- a/Makefile.SH
++++ b/Makefile.SH
+@@ -1143,7 +1143,7 @@
+ # But also this ensures that all extensions are built before we try to scan
+ # them, which picks up Devel::PPPort's documentation.
+ pod/perltoc.pod: $(perltoc_pod_prereqs) $(PERL_EXE) $(ext) pod/buildtoc
+-	$(RUN_PERL) -f pod/buildtoc -q
++	$(MINIPERL) -f pod/buildtoc -q
+ 
+ pod/perlapi.pod: pod/perlintern.pod
+ 
+@@ -1200,8 +1200,8 @@
+         $spitshell >>$Makefile <<EOT
+ 
+ install_$name install-$name: \$(INSTALL_DEPENDENCE) installperl all installman
+-	\$(RUN_PERL) installperl --destdir=\$(DESTDIR) $flags \$(INSTALLFLAGS) \$(STRIPFLAGS)
+-	\$(RUN_PERL) installman --destdir=\$(DESTDIR) $flags
++	\$(MINIPERL) installperl --destdir=\$(DESTDIR) $flags \$(INSTALLFLAGS) \$(STRIPFLAGS)
++	\$(MINIPERL) installman --destdir=\$(DESTDIR) $flags
+ EOT
+     fi
+ 
+@@ -1219,7 +1219,7 @@
+ 	LOCAL_PERL='$(RUN_PERL)'
+ 	$spitshell >>$Makefile <<'!NO!SUBS!'
+ install.perl:	$(INSTALL_DEPENDENCE) installperl
+-	$(RUN_PERL) installperl --destdir=$(DESTDIR) $(INSTALLFLAGS) $(STRIPFLAGS)
++	$(MINIPERL) installperl --destdir=$(DESTDIR) $(INSTALLFLAGS) $(STRIPFLAGS)
+ 	-@test ! -s extras.lst || PATH="`pwd`:\${PATH}" PERL5LIB="`pwd`/lib" \$(RUN_PERL) -Ilib -MCPAN -e '@ARGV&&install(@ARGV)' `cat extras.lst`
+ 
+ !NO!SUBS!

var/spack/repos/builtin/packages/perl/package.py

@@ -105,7 +105,7 @@ class Perl(Package):  # Perl doesn't use Autotools, it should subclass Package
     # the mini Perl environment to bootstrap installation.
     patch('nvhpc-5.30.patch', when='@5.30.0:5.30 %nvhpc')
     patch('nvhpc-5.32.patch', when='@5.32.0:5.32 %nvhpc')
-    conflicts('@5.34.0:', when='%nvhpc')  # todo, add patches...
+    patch('nvhpc-5.34.patch', when='@5.34.0:5.34 %nvhpc')
     conflicts('@5.32.0:', when='%nvhpc@:20.11',
               msg='The NVIDIA compilers are incompatible with version 5.32 and later')