From ef7c2ff0f38b1181f39cc3882db80c31b71b9d62 Mon Sep 17 00:00:00 2001 From: Philip Reames Date: Thu, 4 Dec 2014 19:13:45 +0000 Subject: [PATCH] Add a test case for argument type coercion in an invoke of a vararg function This would have caught the bug I fixed in 223370. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223378 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/cast.ll | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/test/Transforms/InstCombine/cast.ll b/test/Transforms/InstCombine/cast.ll index a6865557409..aac7a531b35 100644 --- a/test/Transforms/InstCombine/cast.ll +++ b/test/Transforms/InstCombine/cast.ll @@ -99,6 +99,26 @@ define void @test11(i32* %P) { ; CHECK: ret void } +declare i32 @__gxx_personality_v0(...) +define void @test_invoke_vararg_cast(i32* %a, i32* %b) { +entry: + %0 = bitcast i32* %b to i8* + %1 = bitcast i32* %a to i64* + invoke void (i32, ...)* @varargs(i32 1, i8* %0, i64* %1) + to label %invoke.cont unwind label %lpad + +invoke.cont: ; preds = %entry + ret void + +lpad: ; preds = %entry + %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) + cleanup + ret void +; CHECK-LABEL: test_invoke_vararg_cast +; CHECK-LABEL: entry: +; CHECK: invoke void (i32, ...)* @varargs(i32 1, i32* %b, i32* %a) +} + define i8* @test13(i64 %A) { %c = getelementptr [0 x i8]* bitcast ([32832 x i8]* @inbuf to [0 x i8]*), i64 0, i64 %A ; [#uses=1] ret i8* %c