mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-10 22:55:57 +00:00
to null. Patch by Matti Niemenmaa. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104871 91177308-0d34-0410-b5e6-96231b3b80d8
26 lines
555 B
LLVM
26 lines
555 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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; PR1201
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define i32 @main(i32 %argc, i8** %argv) {
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%c_19 = alloca i8*
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%malloc_206 = malloc i8, i32 10
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; CHECK-NOT: malloc
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store i8* %malloc_206, i8** %c_19
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%tmp_207 = load i8** %c_19
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free i8* %tmp_207
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; CHECK-NOT: free
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ret i32 0
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; CHECK: ret i32 0
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}
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declare i8* @malloc(i32)
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declare void @free(i8*)
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define i1 @foo() {
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; CHECK: @foo
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; CHECK-NEXT: ret i1 false
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%m = call i8* @malloc(i32 1)
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%z = icmp eq i8* %m, null
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call void @free(i8* %m)
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ret i1 %z
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}
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