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18 lines
406 B
LLVM
18 lines
406 B
LLVM
; RUN: llc -O2 -march=hexagon < %s | FileCheck %s
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define i32 @foo(i32 %x) {
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%p = icmp eq i32 %x, 0
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br i1 %p, label %zero, label %nonzero
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nonzero:
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%v1 = add i32 %x, 1
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%c = icmp eq i32 %x, %v1
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; This branch will be rewritten by HCP. A bug would cause both branches to
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; go away, leaving no path to "ret -1".
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br i1 %c, label %zero, label %other
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zero:
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ret i32 0
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other:
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; CHECK: -1
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ret i32 -1
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}
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