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authorDuncan Sands <baldrick@free.fr>2009-02-15 09:56:08 +0000
committerDuncan Sands <baldrick@free.fr>2009-02-15 09:56:08 +0000
commitb3f27881a9e796ac37a7b8bfc5d44af80a30bca9 (patch)
tree4661a49fc6e68ddb0d206c12106edadf1c7e6620 /llvm/test/Transforms/GlobalOpt/2009-02-15-BitcastAlias.ll
parent2510436e20b761010cd2507cf3822cd36d4d799f (diff)
downloadbcm5719-llvm-b3f27881a9e796ac37a7b8bfc5d44af80a30bca9.tar.gz
bcm5719-llvm-b3f27881a9e796ac37a7b8bfc5d44af80a30bca9.zip
If the target of an alias has internal linkage, then the
alias can be morphed into the target. Implement this transform, and fix a crash in the existing transform at the same time. llvm-svn: 64583
Diffstat (limited to 'llvm/test/Transforms/GlobalOpt/2009-02-15-BitcastAlias.ll')
-rw-r--r--llvm/test/Transforms/GlobalOpt/2009-02-15-BitcastAlias.ll10
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/test/Transforms/GlobalOpt/2009-02-15-BitcastAlias.ll b/llvm/test/Transforms/GlobalOpt/2009-02-15-BitcastAlias.ll
new file mode 100644
index 00000000000..e59c8df5570
--- /dev/null
+++ b/llvm/test/Transforms/GlobalOpt/2009-02-15-BitcastAlias.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | opt -globalopt
+
+@g = external global i32
+
+@a = alias bitcast (i32* @g to i8*)
+
+define void @f() {
+ %tmp = load i8* @a
+ ret void
+}
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