- Fix build with clang by using std::vector instead of variable size array of non-POD type

- Fix build with PLOTUTILS enabled, which was broken when built with GCC

1 files changed, 47 insertions, 0 deletions

diff --git a/science/qcl/files/patch-extern.cc b/science/qcl/files/patch-extern.cc
new file mode 100644
index 000000000000..a1de74241609
--- /dev/null
+++ b/science/qcl/files/patch-extern.cc
@@ -0,0 +1,47 @@
+--- extern.cc.orig	2014-03-27 17:24:43.000000000 +0400
++++ extern.cc	2014-09-04 21:37:03.000000000 +0400
+@@ -81,7 +81,7 @@
+   dim=(1 << n);
+   if(!loc->getRef(sdec(dim-1,"u%ld")+sdec(dim-1)) || loc->getRef(string("u")+sdec(dim)+sdec(dim)))
+     EXTERR("illegal register size for matrix operator");
+-  tComplex u[dim][dim];
++  std::vector<std::vector<tComplex> > u(dim, std::vector<tComplex>(dim));
+   term* t[dim];
+   for(i=0;i<dim;i++) for(j=0;j<dim;j++) {
+     v=loc->getVal(sdec(j,"u%ld")+sdec(i));
+@@ -190,7 +190,7 @@
+     EXTERR("illegal register size for permutation operator");
+   int p[dim];
+   int pp[dim];
+-  term t[dim];
++  std::vector<term> t(dim);
+   for(i=0;i<dim;i++) {
+     v=loc->getVal(sdec(i,"p%ld"));
+     if(!v.isInt() || v.toInt() < 0 || v.toInt() >= dim) 
+@@ -207,7 +207,7 @@
+       t[i]=term(bitvec(n,p[i]),1);
+     }
+   }
+-  opPermutation(n,t).apply(*q);
++  opPermutation(n,t.data()).apply(*q);
+   return 0;
+ }
+ 
+@@ -221,7 +221,7 @@
+   if(dim!=v.dim())
+     EXTERR("illegal register size for permutation operator");
+   int p[dim];
+-  term t[dim];
++  std::vector<term> t(dim);
+   for(i=0;i<dim;i++) p[i]=-1;
+   for(i=0;i<dim;i++) p[v[i].toInt()]=i;
+   for(i=0;i<dim;i++) {
+@@ -232,7 +232,7 @@
+       t[i]=term(bitvec(n,v[i].toInt()),1);
+     }
+   }
+-  opPermutation(n,t).apply(*q);
++  opPermutation(n,t.data()).apply(*q);
+   return 0;
+ }
+