Author: lattner
Date: Thu Jan 3 23:04:53 2008
New Revision: 45568
URL: http://llvm.org/viewvc/llvm-project?rev=45568&view=rev
Log:
Fix PR1896
Added:
llvm/trunk/test/Transforms/GlobalOpt/2008-01-03-Crash.ll
Modified:
llvm/trunk/lib/Transforms/IPO/GlobalOpt.cpp
Modified: llvm/trunk/lib/Transforms/IPO/GlobalOpt.cpp
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/IPO/GlobalOpt.cpp?rev=45568&r1=45567&r2=45568&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/IPO/GlobalOpt.cpp (original)
+++ llvm/trunk/lib/Transforms/IPO/GlobalOpt.cpp Thu Jan 3 23:04:53 2008
@@ -640,7 +640,7 @@
// If we get here we could have stores, selects, or phi nodes whose
values
// are loaded.
assert((isa<StoreInst>(*GUI) || isa<PHINode>(*GUI) ||
- isa<SelectInst>(*GUI)) &&
+ isa<SelectInst>(*GUI) || isa<ConstantExpr>(*GUI)) &&
"Only expect load and stores!");
}
Added: llvm/trunk/test/Transforms/GlobalOpt/2008-01-03-Crash.ll
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/GlobalOpt/2008-01-03-Crash.ll?rev=45568&view=auto
==============================================================================
--- llvm/trunk/test/Transforms/GlobalOpt/2008-01-03-Crash.ll (added)
+++ llvm/trunk/test/Transforms/GlobalOpt/2008-01-03-Crash.ll Thu Jan 3
23:04:53 2008
@@ -0,0 +1,26 @@
+; RUN: llvm-as < %s | opt -globalopt | llvm-dis
+; PR1896
+
[EMAIL PROTECTED] = internal global void (i32)* null ; <void
(i32)**> [#uses=2]
+
+declare void @indirectmarked(i32)
+
+define i32 @main() {
+entry:
+ br i1 false, label %cond_next20.i, label %cond_true.i9
+
+cond_true.i9: ; preds = %entry
+ ret i32 0
+
+cond_next20.i: ; preds = %entry
+ store void (i32)* @indirectmarked, void (i32)** @indirect1, align 4
+ br i1 false, label %cond_next21.i.i23.i, label %stack_restore
+
+stack_restore: ; preds = %cond_next20.i
+ ret i32 0
+
+cond_next21.i.i23.i: ; preds = %cond_next20.i
+ %tmp6.i4.i = load i32* bitcast (void (i32)** @indirect1 to i32*), align
4 ; <i32> [#uses=0]
+ ret i32 0
+}
+
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