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; Regression test for https://bugs.llvm.org/show_bug.cgi?id=32842
;
; RUN: opt < %s -S -passes=msan 2>&1 | FileCheck %s
; RUN: opt < %s -msan -S | FileCheck %s
;target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
define zeroext i1 @_Z1fii(i32 %x, i32 %y) sanitize_memory {
entry:
%cmp = icmp slt i32 %x, %y
ret i1 %cmp
}
; CHECK: [[X:[^ ]+]] = load{{.*}}__msan_param_tls{{.*}}
; CHECK: [[Y:[^ ]+]] = load{{.*}}__msan_param_tls{{.*}}
; CHECK: [[OR:[^ ]+]] = or i32 [[Y]], [[X]]
; Make sure the shadow of the (x < y) comparison isn't truncated to i1.
; CHECK-NOT: trunc i32 [[OR]] to i1
; CHECK: [[CMP:[^ ]+]] = icmp ne i32 [[OR]], 0
; CHECK: store i1 [[CMP]],{{.*}}__msan_retval_tls
|
