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Buildbot Fix.

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This method can be called with a '0' argument which checks the return
value. However, the method it calls doesn't expect '0' as a valid value. Call the
correct method when it's 0.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164735 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-09-26 23:38:00 +00:00
parent bfc342d412
commit 59e6586ee0
1 changed files with 2 additions and 1 deletions
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3
include/llvm/Function.h
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@ -278,7 +278,8 @@ public:
/// @brief Determine if the parameter does not alias other parameters.
/// @param n The parameter to check. 1 is the first parameter, 0 is the return
bool doesNotAlias(unsigned n) const {
return getParamAttributes(n).hasNoAliasAttr();
return n != 0 ? getParamAttributes(n).hasNoAliasAttr() :
AttributeList.getRetAttributes().hasNoAliasAttr();
}
void setDoesNotAlias(unsigned n, bool DoesNotAlias = true) {
if (DoesNotAlias) addAttribute(n, Attribute::NoAlias);