Emission of global variable initialializer was broken in rare

situation where a tentative decl was emitted *after* the actual
initialization. This occurs in some rare situations with static decls.
 - PR3613.

 - I'm not particularly happy with this fix, but I don't see a simpler
   or more elegant solution yet.

llvm-svn: 65018

1 files changed, 16 insertions, 0 deletions

diff --git a/clang/test/CodeGen/PR3613-static-decl.c b/clang/test/CodeGen/PR3613-static-decl.c
new file mode 100644
index 00000000000..6dcaa183d3f
--- /dev/null
+++ b/clang/test/CodeGen/PR3613-static-decl.c
@@ -0,0 +1,16 @@
+// RUN: clang -triple i386-unknown-unknown -emit-llvm -o %t %s &&
+// RUN: grep '@g0 = internal global .struct.s0 <{ i32 3 }>' %t | count 1
+
+struct s0 {
+  int a;
+};
+
+static struct s0 g0;
+
+static int f0(void) {
+  return g0.a;
+}
+
+static struct s0 g0 = {3};
+
+void *g1 = f0;