[llvm] r360424 - Pre-commit InstCombine::visitFNeg(...) test.

[Cameron McInally via llvm-commits]

Author: mcinally
Date: Fri May 10 06:18:57 2019
New Revision: 360424

URL: http://llvm.org/viewvc/llvm-project?rev=360424&view=rev
Log:
Pre-commit InstCombine::visitFNeg(...) test.

Modified:
    llvm/trunk/test/Transforms/InstCombine/fneg.ll

Modified: llvm/trunk/test/Transforms/InstCombine/fneg.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/fneg.ll?rev=360424&r1=360423&r2=360424&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/fneg.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/fneg.ll Fri May 10 06:18:57 2019
@@ -3,6 +3,18 @@
 
 declare void @use(float)
 
+define float @fneg_fneg(float %a) {
+;
+; CHECK-LABEL: @fneg_fneg(
+; CHECK-NEXT:    [[F:%.*]] = fneg float [[A:%.*]]
+; CHECK-NEXT:    [[R:%.*]] = fneg float [[F]]
+; CHECK-NEXT:    ret float [[R]]
+;
+  %f = fneg float %a
+  %r = fneg float %f
+  ret float %r
+}
+
 ; -(X * C) --> X * (-C)
 
 define float @fmul_fsub(float %x) {