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authorChris Lattner <sabre@nondot.org>2008-06-09 07:58:07 +0000
committerChris Lattner <sabre@nondot.org>2008-06-09 07:58:07 +0000
commit18d73c206e8259de61abf54d8d0f47c0e54f42aa (patch)
tree11bf9dfa8d76033f80ca964d827c5aa7df09b5be /test/Transforms/IPConstantProp
parent93ee81e5b945e99403f33155a0ec6263da89c6a6 (diff)
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Fix PR2411, where ip constant prop would propagate the
result of a weak function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52137 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/IPConstantProp')
-rw-r--r--test/Transforms/IPConstantProp/2008-06-09-WeakProp.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Transforms/IPConstantProp/2008-06-09-WeakProp.ll b/test/Transforms/IPConstantProp/2008-06-09-WeakProp.ll
new file mode 100644
index 0000000000..fc7e3bba38
--- /dev/null
+++ b/test/Transforms/IPConstantProp/2008-06-09-WeakProp.ll
@@ -0,0 +1,15 @@
+; RUN: llvm-as < %s | opt -ipconstprop | llvm-dis | grep {ret i32 %r}
+; Should not propagate the result of a weak function.
+; PR2411
+
+define weak i32 @foo() nounwind {
+entry:
+ ret i32 1
+}
+
+define i32 @main() nounwind {
+entry:
+ %r = call i32 @foo( ) nounwind
+ ret i32 %r
+}
+