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[inline asm] Add a test case for r180226. The specific issue is that the inline

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assembly is requesting a 64-bit register, which is invalid for i386.
rdar://13731657


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180445 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2013-04-25 17:10:21 +00:00
parent e5330f77cf
commit 5df2e16ba1
1 changed files with 9 additions and 0 deletions
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9
test/CodeGen/X86/asm-invalid-register-class-crasher.ll Normal file
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; RUN: not llc < %s -mtriple=i386-apple-darwin 2>&1 %t
; Previously, this would assert in an assert build, but crash in a release build.
; No FileCheck, just make sure we handle this gracefully.
define i64 @t1(i64* %p, i64 %val) #0 {
entry:
%0 = tail call i64 asm sideeffect "xaddq $0, $1", "=q,*m,0,~{memory},~{cc},~{dirflag},~{fpsr},~{flags}"(i64* %p, i64 %val)
ret i64 %0
}