Comparing operands should not require the same ValueID

[oota-llvm.git] / test / Transforms / MergeFunc / merge-const-ptr-and-int.ll

diff --git a/test/Transforms/MergeFunc/merge-const-ptr-and-int.ll b/test/Transforms/MergeFunc/merge-const-ptr-and-int.ll
new file mode 100644 (file)
index 0000000..8c86ab1
--- /dev/null
+++ b/test/Transforms/MergeFunc/merge-const-ptr-and-int.ll
@@ -0,0 +1,20 @@
+; RUN: opt -mergefunc -S < %s | FileCheck %s
+; RUN: opt -mergefunc -S < %s | FileCheck -check-prefix=MERGE %s
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+
+; Afunc and Bfunc differ only in that one returns i64, the other a pointer.
+; These should be merged.
+define internal i64 @Afunc(i32* %P, i32* %Q) {
+; CHECK-LABEL: define internal i64 @Afunc
+  store i32 4, i32* %P
+  store i32 6, i32* %Q
+  ret i64 0
+}
+
+define internal i64* @Bfunc(i32* %P, i32* %Q) {
+; MERGE-NOT: @Bfunc
+  store i32 4, i32* %P
+  store i32 6, i32* %Q
+  ret i64* null
+}
+