[llvm-commits] [llvm] r62536 - /llvm/trunk/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll

[Chris Lattner]

Author: lattner
Date: Mon Jan 19 16:12:33 2009
New Revision: 62536

URL: http://llvm.org/viewvc/llvm-project?rev=62536&view=rev
Log:
convert this to an unfoldable potentially trapping constant expr.

Modified:
    llvm/trunk/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll

Modified: llvm/trunk/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll?rev=62536&r1=62535&r2=62536&view=diff

==============================================================================
--- llvm/trunk/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll (original)
+++ llvm/trunk/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll Mon Jan 19 16:12:33 2009
@@ -2,6 +2,8 @@
 ; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | \
 ; RUN:   not grep select
 
+ at G = extern_weak global i32
+
 define i32 @test(i32 %tmp) {
 cond_false179:
 	%tmp181 = icmp eq i32 %tmp, 0		; <i1> [#uses=1]
@@ -9,7 +11,7 @@
 cond_true182:		; preds = %cond_false179
 	br label %cond_next185
 cond_next185:		; preds = %cond_true182, %cond_false179
-	%d0.3 = phi i32 [ udiv (i32 1, i32 0), %cond_true182 ], [ %tmp, %cond_false179 ]		; <i32> [#uses=1]
+	%d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ]		; <i32> [#uses=1]
 	ret i32 %d0.3
 }
 
@@ -20,7 +22,7 @@
 cond_true182:		; preds = %cond_false179
 	br label %cond_next185
 cond_next185:		; preds = %cond_true182, %cond_false179
-	%d0.3 = phi i32 [ udiv (i32 1, i32 0), %cond_true182 ], [ %tmp, %cond_false179 ]		; <i32> [#uses=1]
+	%d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ]		; <i32> [#uses=1]
 	call i32 @test( i32 4 )		; <i32>:0 [#uses=0]
 	ret i32 %d0.3
 }