re PR d/88990 (ICE in get_symbol_decl, at d/decl.cc:1097)

    PR d/88990
d/dmd: Merge upstream dmd 8d4c876c6

The extern storage class flag was wrongly propagated to function scope
when starting the semantic pass on the body.

Fixes https://gcc.gnu.org/PR88990

Reviewed-on: https://github.com/dlang/dmd/pull/9452

From-SVN: r269708

2 files changed, 60 insertions, 0 deletions

diff --git a/gcc/testsuite/gdc.test/runnable/test19734.d b/gcc/testsuite/gdc.test/runnable/test19734.d
new file mode 100644
index 0000000..efa7da3
--- /dev/null
+++ b/gcc/testsuite/gdc.test/runnable/test19734.d
@@ -0,0 +1,38 @@
+// https://issues.dlang.org/show_bug.cgi?id=19734
+// REQUIRED_ARGS: -main
+
+class C19734
+{
+    import core.stdc.stdarg;
+
+    extern
+    {
+        // Invalid 'this' parameter because of applied 'extern' storage class.
+        void testin(typeof(this) p)
+        in { assert(this is p); }
+        body
+        {
+        }
+
+        // Undefined reference to __result.
+        int testout()
+        out { assert(__result == 2); }
+        body
+        {
+            return 2;
+        }
+
+        // Undefined reference to var.
+        int testlocal()
+        {
+            int var;
+            return var + 2;
+        }
+
+        // Variable _argptr cannot have initializer.
+        int testvarargs(...)
+        {
+            return 0;
+        }
+    }
+}
diff --git a/gcc/testsuite/gdc.test/runnable/test19735.d b/gcc/testsuite/gdc.test/runnable/test19735.d
new file mode 100644
index 0000000..8a1a5e7
--- /dev/null
+++ b/gcc/testsuite/gdc.test/runnable/test19735.d
@@ -0,0 +1,22 @@
+// https://issues.dlang.org/show_bug.cgi?id=19735
+
+extern int test1(int par)
+{
+    int var = 42;
+    return var + par;
+}
+
+extern
+{
+    int test2(int par)
+    {
+        int var = 42;
+        return var + par;
+    }
+}
+
+void main()
+{
+    assert(test1(1) == test2(1));
+}
+