shithub: scc

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[cc1] Clear SEXTERN for global symbols previously declared as extern

--- a/cc1/decl.c

+++ b/cc1/decl.c

@@ -703,7 +703,8 @@

 		break;

 	case NOSCLASS:

 		if ((flags & SPRIVATE) == 0) {

-			flags &= ~SEXTERN;

+			if (flags & SEXTERN)

+				flags &= ~(SEXTERN|SEMITTED);

 			flags |= SGLOBAL;

 			break;

 		}

--- /dev/null

+++ b/tests/execute/0113-externredecl.c

@@ -1,0 +1,8 @@

+extern int x;

+int x;

+

+int

+main()

+{

+	return x;

+}

--- a/tests/execute/scc-tests.lst

+++ b/tests/execute/scc-tests.lst

@@ -103,3 +103,4 @@

 0110-typedefcast.c

 0111-doubledef.c

 0112-cond.c

+0113-externredecl.c