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authorJay Foad <jay.foad@gmail.com>2012-05-12 08:30:16 +0000
committerJay Foad <jay.foad@gmail.com>2012-05-12 08:30:16 +0000
commitb7454fd9df0b477e3daf2fce6e1d5e1b241562df (patch)
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parent2b38c12643236825a6a49c31ef49da8e62b094c2 (diff)
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Teach Function::hasAddressTaken that BlockAddress doesn't really take
the address of a function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156703 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/GlobalOpt')
-rw-r--r--test/Transforms/GlobalOpt/2012-05-11-blockaddress.ll16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/GlobalOpt/2012-05-11-blockaddress.ll b/test/Transforms/GlobalOpt/2012-05-11-blockaddress.ll
new file mode 100644
index 0000000..0c58c1a
--- /dev/null
+++ b/test/Transforms/GlobalOpt/2012-05-11-blockaddress.ll
@@ -0,0 +1,16 @@
+; RUN: opt < %s -globalopt -S | FileCheck %s
+; Check that the mere presence of a blockaddress doesn't prevent -globalopt
+; from promoting @f to fastcc.
+
+; CHECK: define{{.*}}fastcc{{.*}}@f
+define internal i8* @f() {
+ ret i8* blockaddress(@f, %L1)
+L1:
+ ret i8* null
+}
+
+define void @g() {
+ ; CHECK: call{{.*}}fastcc{{.*}}@f
+ %p = call i8* @f()
+ ret void
+}