[flang-commits] [PATCH] D136978: [flang] Complex constructors are scalar only

[Peter Klausler via Phabricator via flang-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG7ede0b2cc520: [flang] Complex constructors are scalar only (authored by klausler).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136978/new/

https://reviews.llvm.org/D136978

Files:
  flang/lib/Semantics/expression.cpp
  flang/test/Semantics/expr-errors05.f90


Index: flang/test/Semantics/expr-errors05.f90
===================================================================
--- /dev/null
+++ flang/test/Semantics/expr-errors05.f90
@@ -0,0 +1,7 @@
+! RUN: %python %S/test_errors.py %s %flang_fc1
+! The components of a complex constructor (extension) must be scalar
+!ERROR: Real part of complex constructor must be scalar
+complex, parameter :: z1(*) = ([1.,2.], 3.)
+!ERROR: Imaginary part of complex constructor must be scalar
+complex, parameter :: z2(*) = (4., [5.,6.])
+end
Index: flang/lib/Semantics/expression.cpp
===================================================================
--- flang/lib/Semantics/expression.cpp
+++ flang/lib/Semantics/expression.cpp
@@ -2851,6 +2851,14 @@
     const parser::Expr::ComplexConstructor &x) {
   auto re{Analyze(std::get<0>(x.t).value())};
   auto im{Analyze(std::get<1>(x.t).value())};
+  if (re && re->Rank() > 0) {
+    context().Say(std::get<0>(x.t).value().source,
+        "Real part of complex constructor must be scalar"_err_en_US);
+  }
+  if (im && im->Rank() > 0) {
+    context().Say(std::get<1>(x.t).value().source,
+        "Imaginary part of complex constructor must be scalar"_err_en_US);
+  }
   if (re && im) {
     ConformabilityCheck(GetContextualMessages(), *re, *im);
   }


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