forked from OSchip/llvm-project
33 lines
955 B
LLVM
33 lines
955 B
LLVM
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; RUN: llvm-dis < %s.bc| FileCheck %s
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; vaArgIntrinsic.3.2.ll.bc was generated by passing this file to llvm-as-3.2.
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; The test checks that LLVM does not misread variable argument intrinsic instructions
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; of older bitcode files.
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define i32 @varArgIntrinsic(i32 %X, ...) {
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%ap = alloca i8*
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%ap2 = bitcast i8** %ap to i8*
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; CHECK: call void @llvm.va_start(i8* %ap2)
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call void @llvm.va_start(i8* %ap2)
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; CHECK-NEXT: %tmp = va_arg i8** %ap, i32
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%tmp = va_arg i8** %ap, i32
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%aq = alloca i8*
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%aq2 = bitcast i8** %aq to i8*
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; CHECK: call void @llvm.va_copy(i8* %aq2, i8* %ap2)
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call void @llvm.va_copy(i8* %aq2, i8* %ap2)
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; CHECK-NEXT: call void @llvm.va_end(i8* %aq2)
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call void @llvm.va_end(i8* %aq2)
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; CHECK-NEXT: call void @llvm.va_end(i8* %ap2)
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call void @llvm.va_end(i8* %ap2)
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ret i32 %tmp
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}
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declare void @llvm.va_start(i8*)
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declare void @llvm.va_copy(i8*, i8*)
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declare void @llvm.va_end(i8*)
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