Testcase for PR2629.

llvm-svn: 54377
2008-08-05 22:23:59 +00:00 · 2008-08-05 22:23:59 +00:00 · 3dfa168d22
parent 7823a411d5
commit 3dfa168d22
1 changed files with 23 additions and 0 deletions
--- a/llvm/test/Transforms/InstCombine/2008-08-05-And.ll
+++ b/llvm/test/Transforms/InstCombine/2008-08-05-And.ll
@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | opt -instcombine | llc -disable-fp-elim | not grep orb
+; PR2629
+
+define void @f(i8* %x) nounwind  {
+entry:
+        br label %bb
+
+bb:
+	%g1 = getelementptr i8* %x, i32 0
+        %l1 = load i8* %g1, align 1
+	%s1 = sub i8 %l1, 6
+	%c1 = icmp ugt i8 %s1, 2
+	%s2 = sub i8 %l1, 10
+        %c2 = icmp ugt i8 %s2, 2
+        %a1 = and i1 %c1, %c2
+	br i1 %a1, label %incompatible, label %okay
+
+okay:
+        ret void
+
+incompatible:
+        ret void
+}