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authorAaron Ballman <aaron@aaronballman.com>2015-06-25 15:37:16 +0000
committerAaron Ballman <aaron@aaronballman.com>2015-06-25 15:37:16 +0000
commit8765c84df3cf60da79a515d73a3920ea9ec34289 (patch)
tree8dd8eb516d51bdd8003d0250ffdcd522b56b70ac /test/CodeGen/redefine_extname.c
parentdaf37e652765eafe4d7ff177aa4f4989fa423421 (diff)
downloadclang-8765c84df3cf60da79a515d73a3920ea9ec34289.tar.gz
Fix #pragma redefine_extname when there is a local variable of the same name. The local should not be renamed, only the externally-available declaration should be.
Patch by Andrey Bokhanko! git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@240653 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/redefine_extname.c')
-rw-r--r--test/CodeGen/redefine_extname.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/CodeGen/redefine_extname.c b/test/CodeGen/redefine_extname.c
index a91e5b836a..ad4106dd45 100644
--- a/test/CodeGen/redefine_extname.c
+++ b/test/CodeGen/redefine_extname.c
@@ -13,3 +13,14 @@ int fish() { return fake() + __PRAGMA_REDEFINE_EXTNAME + name; }
// CHECK: call i32 @real()
// Check that this also works with variables names
// CHECK: load i32, i32* @alias
+
+// This is a case when redefenition is deferred *and* we have a local of the
+// same name. PR23923.
+#pragma redefine_extname foo bar
+int f() {
+ int foo = 0;
+ return foo;
+}
+extern int foo() { return 1; }
+// CHECK: define i32 @bar()
+