fix DefaultArgExpr

vgvassilev · Dec 26, 2024 · 64e7715 · 64e7715
1 parent 7aaf997
commit 64e7715
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/lib/Differentiator/ReverseModeVisitor.cpp b/lib/Differentiator/ReverseModeVisitor.cpp
@@ -4262,6 +4262,8 @@ Expr* ReverseModeVisitor::getStdInitListSizeExpr(const Expr* E) {
 
     // FIXME: Restore arguments passed as non-const reference.
     for (const auto* arg : CE->arguments()) {
+      if (isa<CXXDefaultArgExpr>(arg->IgnoreImplicit()))
+        break;
       QualType ArgTy = arg->getType();
       StmtDiff argDiff{};
       Expr* adjointArg = nullptr;

diff --git a/test/Gradient/STLCustomDerivatives.C b/test/Gradient/STLCustomDerivatives.C
@@ -870,7 +870,7 @@ int main() {
 // CHECK-NEXT:      }
 
 // CHECK:      void fn22_grad(double u, double v, double *_d_u, double *_d_v) {
-// CHECK-NEXT:      std::vector<double> ls{u, v};
+// CHECK-NEXT:      std::vector<double> ls{{.*u, v.*}};
 // CHECK-NEXT:      std::vector<double> _d_ls(ls);
 // CHECK-NEXT:      clad::zero_init(_d_ls);
 // CHECK-NEXT:      std::vector<double> _t0 = ls;
@@ -910,7 +910,7 @@ int main() {
 // CHECK-NEXT:                  break;
 // CHECK-NEXT:          }
 // CHECK-NEXT:          _t0++;
-// CHECK-NEXT:          clad::push(_t1, ls) , ls = {u, v};
+// CHECK-NEXT:          clad::push(_t1, ls) , ls = {{.*u, v.*}};
 // CHECK-NEXT:          _d_ls = ls;
 // CHECK-NEXT:          clad::zero_init(_d_ls);
 // CHECK-NEXT:          clad::push(_t2, ls);