It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Feature/fold-fpcast.ll b/test/Feature/fold-fpcast.ll
new file mode 100644
index 0000000..65759b5
--- /dev/null
+++ b/test/Feature/fold-fpcast.ll
@@ -0,0 +1,18 @@
+; RUN: llvm-upgrade < %s | llvm-as | llvm-dis | not grep bitcast
+
+int %test1() {
+ ret int bitcast(float 3.7 to int)
+}
+
+float %test2() {
+ ret float bitcast(int 17 to float)
+}
+
+long %test3() {
+ ret long bitcast (double 3.1415926 to long)
+}
+
+double %test4() {
+ ret double bitcast (long 42 to double)
+}
+