http://llvm.org/bugs/show_bug.cgi?id=16257
Bug ID: 16257
Summary: fmul of undef ConstantExpr not folded to undef
Product: new-bugs
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Testcase:
define double @Sqr() {
ret double fmul (double undef, double undef)
}
$ opt -instcombine -S -o - math-fold.ll
; ModuleID = 'math-fold.ll'
define double @Sqr() {
ret double fmul (double undef, double undef)
}
It should be folded to undef.
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