Fix for PR debug/43325

gcc/ChangeLog:
	PR debug/43325
	* dwarf2out.c (gen_variable_die): Allow debug info for variable
	re-declaration when it happens in a function.

gcc/testsuite/ChangeLog:
	PR debug/43325
	* c-c++-common/dwarf2/redeclaration-1.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157928 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 18 insertions, 0 deletions

diff --git a/gcc/testsuite/c-c++-common/dwarf2/redeclaration-1.C b/gcc/testsuite/c-c++-common/dwarf2/redeclaration-1.C
new file mode 100644
index 00000000000..8aaff8ef2ea
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/dwarf2/redeclaration-1.C
@@ -0,0 +1,18 @@
+// Origin: PR debug/43325
+// { dg-options "-g -dA" }
+// { dg-do compile }
+
+// { dg-final { scan-assembler-times "\[^\n\r\]*\\(DIE \[^\n\r\]*DW_TAG_lexical_block\\)\[\n\r\]{1,2}\[^\n\r\]*DW_AT_low_pc\[\n\r\]{1,2}\[^\n\r\]*DW_AT_high_pc\[\n\r\]{1,2}\[^\n\r\]*\\(DIE \[^\n\r\]*DW_TAG_variable\\)\[\n\r\]{1,2}\[^\n\r\]*DW_AT_name" 2 } }
+
+namespace S
+{
+  int
+  f()
+  {
+    int i = 42;
+    {
+      extern int i;
+      return i;
+    }
+  }
+}