forked from OSchip/llvm-project
31 lines
834 B
LLVM
31 lines
834 B
LLVM
; Ignore stderr, we expect warnings there
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; RUN: opt < %s -instcombine 2> /dev/null -S | FileCheck %s
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; CHECK-NOT: bitcast
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define void @a() {
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ret void
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}
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define signext i32 @b(i32* inreg %x) {
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ret i32 0
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}
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define void @c(...) {
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ret void
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}
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define void @g(i32* %y) {
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; CHECK-LABEL: @g(
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; CHECK: call i64 bitcast (i32 (i32*)* @b to i64 (i32)*)(i32 0)
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%x = call i64 bitcast (i32 (i32*)* @b to i64 (i32)*)( i32 0 ) ; <i64> [#uses=0]
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; The rest should not have bitcasts remaining
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; CHECK-NOT: bitcast
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call void bitcast (void ()* @a to void (i32*)*)( i32* noalias %y )
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call <2 x i32> bitcast (i32 (i32*)* @b to <2 x i32> (i32*)*)( i32* inreg null ) ; <<2 x i32>>:1 [#uses=0]
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call void bitcast (void (...)* @c to void (i32)*)( i32 0 )
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call void bitcast (void (...)* @c to void (i32)*)( i32 zeroext 0 )
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ret void
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}
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