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Add in assert to make sure we only call SILArgument::getParameterInfo() on function arguments.

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Swift SVN r21786
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Michael Gottesman
2014-09-08 21:10:44 +00:00
parent 94ed6a1fb3
commit 23afba6f7c
1 changed files with 1 additions and 0 deletions
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include/swift/SIL/SILArgument.h
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@@ -61,6 +61,7 @@ public:
/// Returns the SILParameterInfo for this SILArgument.
SILParameterInfo getParameterInfo() const {
assert(isFunctionArg() && "Only function arguments have SILParameterInfo");
return getFunction()->getLoweredFunctionType()->getParameters()[getIndex()];
}