forked from OSchip/llvm-project
24 lines
679 B
LLVM
24 lines
679 B
LLVM
; Testcase for calls to the standard C "pow" function
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;
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; Equivalent to: http://gcc.gnu.org/ml/gcc-patches/2003-02/msg01786.html
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; RUN: llvm-as < %s | opt -simplify-libcalls -disable-output &&
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; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call double .pow'
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declare double %pow(double, double)
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double %test1(double %X) {
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%Y = call double %pow(double %X, double 0.0)
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ret double %Y ; x^0.0 always equals 1.0
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}
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double %test2(double %X) {
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%Y = call double %pow(double %X, double -0.0)
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ret double %Y ; x^-0.0 always equals 1.0
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}
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double %test3(double %X) {
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%Y = call double %pow(double 1.0, double %X)
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ret double %Y ; 1.0^x always equals 1.0
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}
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