summaryrefslogtreecommitdiff
path: root/clang/test/CodeGen/2008-07-29-override-alias-decl.c
diff options
context:
space:
mode:
Diffstat (limited to 'clang/test/CodeGen/2008-07-29-override-alias-decl.c')
-rw-r--r--clang/test/CodeGen/2008-07-29-override-alias-decl.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/clang/test/CodeGen/2008-07-29-override-alias-decl.c b/clang/test/CodeGen/2008-07-29-override-alias-decl.c
new file mode 100644
index 0000000..0c2d0c6
--- /dev/null
+++ b/clang/test/CodeGen/2008-07-29-override-alias-decl.c
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s | FileCheck %s
+
+int x() { return 1; }
+
+// CHECK: ret i32 1
+
+
+int f() __attribute__((weak, alias("x")));
+
+/* Test that we link to the alias correctly instead of making a new
+ forward definition. */
+int f();
+int h() {
+ return f();
+}
+
+// CHECK: [[call:%.*]] = call i32 (...)* @f()
+// CHECK: ret i32 [[call]]
+