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f67a747835
follows '~' in a clobber constraint string.
Previously llc would hit an llvm_unreachable when compiling an inline-asm
instruction with malformed constraint string "~x{21}". This commit enables
LLParser to catch the error earlier and print a more helpful diagnostic.
rdar://problem/14206559
llvm-svn: 217288
11 lines
266 B
LLVM
11 lines
266 B
LLVM
; RUN: not llvm-as <%s 2>&1 | FileCheck %s
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; "~x{21}" is not a valid clobber constraint.
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; CHECK: invalid type for inline asm constraint string
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define void @foo() nounwind {
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call void asm sideeffect "mov x0, #42", "~{x0},~{x19},~x{21}"() nounwind
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ret void
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}
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