Use the libanalysis 'ConstantFoldLoadFromConstPtr' function
instead of reinventing SCCP-specific logic. This gives us
new powers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85789 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Transforms/SCCP/loadtest.ll b/test/Transforms/SCCP/loadtest.ll
index fd82aef..add2af4 100644
--- a/test/Transforms/SCCP/loadtest.ll
+++ b/test/Transforms/SCCP/loadtest.ll
@@ -1,5 +1,6 @@
; This test makes sure that these instructions are properly constant propagated.
-;
+
+target datalayout = "e-p:32:32"
; RUN: opt < %s -sccp -S | not grep load
@@ -20,7 +21,13 @@
define i32 @test3() {
%A = getelementptr [2 x { i32, float }]* @Y, i64 0, i64 0, i32 0 ; <i32*> [#uses=1]
- %B = load i32* %A ; <i32> [#uses=1]
+ %B = load i32* %A
ret i32 %B
}
+define i8 @test4() {
+ %A = bitcast i32* @X to i8*
+ %B = load i8* %A
+ ret i8 %B
+}
+