BasicBlock *InstParent = I->getParent();
BasicBlock::iterator InsertPos = I;
- if (!isa<PHINode>(Result)) // If combining a PHI, don't insert
- while (isa<PHINode>(InsertPos)) // middle of a block of PHIs.
- ++InsertPos;
+ // If we replace a PHI with something that isn't a PHI, fix up the
+ // insertion point.
+ if (!isa<PHINode>(Result) && isa<PHINode>(InsertPos))
+ InsertPos = InstParent->getFirstInsertionPt();
InstParent->getInstList().insert(InsertPos, Result);
return: ; No predecessors!
ret void
}
+
+; PR11275
+declare void @test18b() noreturn
+declare void @test18foo(double**)
+declare void @test18a() noreturn
+define fastcc void @test18x(i8* %t0, i1 %b) uwtable align 2 {
+entry:
+ br i1 %b, label %e1, label %e2
+e1:
+ %t2 = bitcast i8* %t0 to double**
+ invoke void @test18b() noreturn
+ to label %u unwind label %lpad
+e2:
+ %t4 = bitcast i8* %t0 to double**
+ invoke void @test18a() noreturn
+ to label %u unwind label %lpad
+lpad:
+ %t5 = phi double** [ %t2, %e1 ], [ %t4, %e2 ]
+ %lpad.nonloopexit262 = landingpad { i8*, i32 } personality i32 (...)* @__gxx_personality_v0
+ cleanup
+ call void @test18foo(double** %t5)
+ unreachable
+u:
+ unreachable
+}